WAVELENGTH - 1207 Anuncios

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $1,800.00-2,600.0

- Basic Info. - Model NO. iShape II Target Area Body, Face, Eyes Feature Weight Loss, Skin Tightening Working Pulse Rev of Roller 0-36 Rpm Laser Wavelength 940nm Warranty 1 Year Safety Checking Real Time on Line RF Energy Density Max: 60j/Cm Working Mode for Roller 4 Types Transport...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $1,800.00-2,600.0

- Basic Info. - Model NO. iShape I Target Area Body, Face, Eyes Feature Weight Loss, Skin Tightening Working Pulse Rev of Roller 0-36 Rpm Laser Wavelength 940nm Warranty 1 Year Safety Checking Real Time on Line RF Energy Density Max: 60j/Cm Working Mode for Roller 4 Types Transport...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $4,500.00-6,500.0

- Basic Info. - Model NO. QM-755 Control System Single Chip Headpiece/Spot-Size 8-18mm Spotsize with Cold Air Coolilng Wave-Length 1064nm&755nm Cooling System Water Cooling Skin Cooling Peltier Cooling+ Cold Air Cooling Pulse Width 5-100ms Pulse Amount 1-5t Transport Package...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $4,500.00-8,500.0

- Basic Info. - Model NO. QM-10600 Display 10.4 Inch Color Touch LCD Screen System & Probes 3 Systems, 5 Probes Pulsed Radio Frequency 0.530W Scan Graphic Size 0.1X0.1mm ~ 20X20mm Pulse Duration 0.1-10 Ms Net Weight 46kgs Power Supply 220V/110V Cooling System Air Dimension of...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $4,000.00-6,000.0

- Basic Info. - Model NO. Hally III Pulse Width 9ns Repetition Rate 1-20Hz Spot Size 2-8mm Aiming Beam 5MW Red Diode Laser, 635cm Net Weight 25kgs Dimensions 44*35*33cm Cooling System Self-Contained.Closed Water Cycle YAG Bar Size 6 Stand-by Working Continuously For12 Hours Transport...

Miércoles 31 enero 2024

T&S Communication TSQSS-851HG-xxxC is a Four-Channel, Pluggable, Parallel, Fiber-Optic qsfp28 patch cord SR4 for 100G Ethernet applications. This transceiver is a high-performance module for short-range multi-lane data communication and interconnect applications. It integrates...

Miércoles 31 enero 2024

T&S Communication TSQS-851HG-xxxC is a Four-Channel, Pluggable, Parallel, Fiber-Optic QSFP+SR4 for 100 or 40 Gigabit Ethernet, Infiniband FDR/EDR Applications. This transceiver is a high-performance module for short-range multi-lane data communication and interconnects applications...

Miércoles 31 enero 2024

T&S is dedicated to provide satisfying products to users in every single project. We create value through professional knowhow, unique production crafts, advance process management, quality control and firm determination. Our commitment on providing products with unbeatable quality...

Miércoles 31 enero 2024

T&S FWDM Device is a product that can customize the transmission band or the reflection band within the wavelength range of 1260-1680nm; it can achieve transmission or reflection function in the two optical communication windows of 1310 and 1550; it has low insertion loss, polarization...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $4,000.00-6,000.

- Basic Info. - Model NO. Hally II Pulse Duration ≥800PS Repetition Rate 1-10Hz Adjustable Spot Diameter 2-10mm Power Requirement 220V / 110V 50-60Hz Weight 30kg Package Size 65*49*51cm Cooling System Closed Cycle Water + Air Cooling System Transport Package Aluminum Box Specification...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $4,000.00-6,000.0

- Basic Info. - Model NO. Hally I Output Power 2000W Lase Wavelength 1064nm/785nm/585nm Spot Diameter 2-10mm Frequency 1-10 Hz Pulse Width 500PS Cooling System Wind and Air Cooling Transport Package Aluminum Box Specification Pico Laser Trademark QM Medical Origin China, Beijing...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $4,000.00-6,000.0

- Basic Info. - Model NO. Hally III+ Pulse Duration ≥800PS Repetition Rate 1-10Hz Spot Size 2-10mm Light Guidance Beam Red Guide Light with 650nm Power Requirement 220V / 110V 50-60Hz Cooling System Closed Cycle Water + Air Cooling System Weight 30kg Package Size 65*49*51cm Control Screen 10...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $650.00-1,550.00

- Basic Info. - Model NO. QM-Q2 Energy Density (Fluence) 1-1000mj Spot Size 2-6mm Pulse Repetition Rate 1-6Hz Cooling Air Cooling Closed Water Circulation Cooling Stand-by Working Continuously for 15 Hours Net Weight 35kgs Dimensions (Wxdxh) 580*530*750 mm Transport Package Aluminum...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $650.00-1,550.00

- Basic Info. - Model NO. QM-Q1+ Energy Density (Fluence) 1-2000mj Spot Size 2-7mm Pulse Repetition Rate 1-10Hz Cooling Air Cooling Closed Water Circulation Cooling Stand-by Working Continuously for 15 Hours Net Weight 25kgs Dimensions (Wxdxh) 480*430*340 mm Transport Package Aluminum...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $650.00-1,550.00

- Basic Info. - Model NO. QM-Q1 Energy Density (Fluence) 1-1000mj Spot Size 2-6mm Pulse Repetition Rate 1-6Hz Cooling Air Cooling Closed Water Circulation Cooling Stand-by Working Continuously for 15 Hours Net Weight 35kgs Dimensions (Wxdxh) 580*530*750 mm Transport Package Aluminum...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $3,500.00-5,500.0

- Basic Info. - Model NO. QM-100+ Stand-by Working 20 Hours Display 10.4" True Color LCD Touch Screen Electrical Requirements 110/230VAC, 15/20A Max., 50/60Hz Cooling +Air Cooling Coolings +Closed Water Circulation Cooling Transport Package Aluminum Box Specification IPL Trademark...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $1,700.00-2,900.

- Basic Info. - Model NO. QM-808A+ Wavelength (Spectrum) 808nm/Triple-Wavelength-755nm+808nm+1064 nm Energy Density (Fluence) 1-100j/Cm2 (Continuously Adjustable) Spot Size 12*20mm2(Standard),12*35mm2(for Option) Pulse Repetition Rate 1-10Hz Pulse Duration 10-300ms Pulses Single Stand-by...

Miércoles 31 enero 2024

Cantidad : 1 Set (Min) - Precio : US $1,700.00-2,900.0

- Basic Info. - Model NO. QM-808A Energy Density (Fluence) 1-100j/Cm² (Continuously Adjustable) Spot Size 12*20mm; (Standard), 12*35mm Pulse Repetition Rate 1-10Hz Pulse Duration 10-300ms Pulses Single Net Weight 40kgs Dimensions (Wxdxh) 450*550*580 mm Transport Package Aluminum...

Miércoles 31 enero 2024

Precio : US $1,700-2,900

- Basic Info. - Model NO. QM-808+ Energy Density (Fluence) 166j/Cm2 (Continuously Adjustable) Spot Size 15X15mm Pulse Repetition Rate 1-10Hz Pulse Duration 10-400ms Pulses Single Net Weight 55kgs Dimensions (Wxdxh) 450*550*1000 mm Transport Package Aluminum Box Specification Diode...

Miércoles 31 enero 2024

Precio : 1700-2900

- Big Powwer Permanent Skin Rejuvenation Laser Hair Removal 808nm professional ice titanium Diode Laser Hair Removal Machine - Model: QM-808 ​ Applications: For any unwanted hairs on areas of face, arms, armpits, chest, back, bikini, legs and etc. ( including light, blond and thin...)

Miércoles 31 enero 2024

Precio : 3500-5500

Good Price Hot Selling Product Laser Opt IPL Fast Hair Removal For Ipl Skin Rejuvenation Machine QM-120 Ipl+opt Applications 1. Permanent hair removal for all skin types and all hair colors! 2. Skin rejunvenation 3. Pigments removal 4. Wrinkle removal 5. Acnes removal 6. Vascular...

Miércoles 31 enero 2024

Precio : 1700-3200

- Ice Laser Hair Removal Machine Permanent Diode Laser Hair Removal Professional 808nm Diode Laser Hair Removal Machine Price - Model: QM-808B ​ Features: Genuine USA imported laser bar -5 Sapphire cooling 20 million shots lifetime Superior Semi-conductor cooling, 24 hours continuous working...

Sábado 20 enero 2024

Cantidad : 50,000pcs - Precio : US$3-8.00 / pc

uvc therapy machine is a pupolar product of APK. 2021, APK Research and development of medical and civil skin phototherapy products, ultraviolet phototherapy series (focus on the treatment of vitiligo psoriasis, atopic dermatitis, pityriasis rosea), and red phototherapy series (focus...)

Sábado 20 enero 2024

Cantidad : 50,000pcs - Precio : US$3-8.00 / pc

APK offers a broad portfolio of SpO2 sensor, including both reusable and disposable versions for different applications and Patient categories. The principle of pulse oximetry was developed by Nihon Kohden researcher Takuo Aoyagi in the early 1970s. Pulse oximetry measures blood oxygen...

Sábado 20 enero 2024

The PDT Led Light Therapy Machine is a revolutionary treatment device used to treat various skin conditions. The machine is designed to deliver a precise and effective dosage of light in order to stimulate skin cells and promote natural healing. It utilizes a combination of three...

Viernes 19 enero 2024

CapitalBio® DNA Microarray Scanner LuxScan™10K The CapitalBio LuxScan™ 10K microarray gene array scanner is a compact high performance system for microarray imaging and the analysis of DNA, protein, and cell arrays. CapitalBio DNA Microarray Scanner LuxScan™ 10K's advanced systems for optics...

Jueves 18 enero 2024

Cantidad : 20000pcs p - Precio : $0.5-200.00

Beamsplitter Polarizing cube optical beamsplitters split randomly polarized beams into two otehogonal, linearly, polarized compoments, S-polarized light is reflected at a 90° while P-polarized light is transmitted. Each beamsplitter comsists of a pair of percision high tolerance right...

Jueves 18 enero 2024

Cantidad : 10 pcs-500 - Precio : $40-$200

The notch filter, in contrast to a narrow band filter, intercepts light in a particular wavelength range by transmitting light at most wavelengths. Notch filters are useful in applications where it is necessary to filter out the laser light. For example, in drug bioassays, in order...

Jueves 18 enero 2024

Specialist in SWIR imager Indium Gallium Arsenide (InGaAs) imaging technology, GHOPTO IR camera manufacturer supplies a wide range of high-quality infrared camera for sale covering the spectrum from 900nm-1700nm or 400nm-1700nm at a good SWIR camera price. As one of the leading swir...

Jueves 18 enero 2024

GHOPTO is well known as the first commercial swir ingaas sensor manufacturer in China. We offer three main modes of InGaAs sensor business to other companies, universities and institutions: foundry services, standard InGaAs linear image sensor and custom SWIR image sensor. We provide...

Jueves 18 enero 2024

At GHOPTO China Infrared Array Sensor, our clients receive full access to unrestricted performance and full supply-chain control: from the unprocessed starting material (usually epitaxy) to fully packaged China infrared array sensor production devices such as IR imagers/cameras, lasers...

Miércoles 17 enero 2024

Cantidad : 10 pcs-500 - Precio : $40-$200

Barium fluoride (BaF2 lens) crystal belongs to cubic crystal system with outstanding moisture resistance, melting point of 1280℃, which allows BaF2 components work under extreme high temperature, refractive index varies slightly in a broad wavelength range, wide transmission range...

Miércoles 17 enero 2024

Cantidad : 10 pcs-500 - Precio : $40-$200

Fluorescent filter are a class of filters classified by application type. Fluorescence microscopy filters is a fluorescence imaging filter for biomedical and life science instruments, the key components, the main role is in the biomedical fluorescence analysis system for the separation...

Miércoles 17 enero 2024

Cantidad : 10 pcs-500 - Precio : $40-$200

Hyperion Optics's complete range of cost effective dichroic filter range offers superior transmission, reflection and absorption characteristics. Key Features: Sharp transition from reflection to transmission High transmission in pass band Hard coatings and no adhesives for long...

Miércoles 17 enero 2024

Precio : 1usd-10000usd

An optical lens is a transparent device made of glass or other transparent materials with the purpose of focusing or diverging light. Lenses play a crucial role in optics and are widely used in various optical instruments such as eyeglasses, cameras, microscopes, telescopes, and binoculars...

Sábado 13 enero 2024

01- 40G QSFP+ Single Mode Transceiver Designed for 40G Ethernet and OTU3 links over single mode fibers, the Sintai 40G QSFP+ single mode optical transceivers use CWDM wavelengths (1271nm, 1291nm, 1311nm and 1331nm) and support transmission distance up to 40km. 02- 40G QSFP+ Multimode...

Sábado 13 enero 2024

Designed for 40G Ethernet and OTU3 links over multimode fibers, the Sintai 40G QSFP+ multimode optical transceivers use 850nm wavelength and support transmission distance up to 400m. 40G QSFP+ Multimode Transceiver Feature Adopt QSFP+ hot-swappable encapsulation with MPO/MTP interface...

Sábado 13 enero 2024

01- 25G SFP28 Single Mode Transceiver Designed for 25G Ethernet 25GBASE-LR and CPRI/eCPRI links over duplex single-mode fibers, the 25G SFP28 LR industrial optical module supports transmission distance up to 10km using 1310nm wavelength. 02- 25G Transceiver Designed for 25G Ethernet...

Jueves 11 enero 2024

It is pulse type cleaning system, which has the features of no damages to the base material, suitable for precise cleaning job, with power range from 50-300w. Portable luggage shape can easy to move to anywhere in needs of cleaning services. Remcor pulse laser cleaning machine is...

Jueves 11 enero 2024

As a laser welding machine company, Remcor offers the professional welding machines which is 3-5 times faster than traditional argon or tig mig welding. Integrated with the continuous laser technology which can weld as thick as 5mm metal. It is a precise, highly repeatable and cost-effective...

Sábado 06 enero 2024

UnitekFiber provides standard LGX metal type and ABS type box of PLC splitter. The fiber optic splitter box adopts modular design and has two to four (eight) expansion slots. The slot is used to insert optical PLC splitter. The storage of fiber pigtail is fixed by adapter. The LGX...

Sábado 06 enero 2024

Fiber optics, or optical fibers, are long, thin strands of carefully drawn glass about the diameter of a human hair. These strands are arranged in bundles called optical cables. We rely on them to transmit light signals over long distances. Contact UnitekFiber, a professional fiber...

Sábado 06 enero 2024

Development of SFP Optical Transceiver With the rapid development of the network, GBIC(Gigabit Interface Converter) is gradually replaced by SFP optical transceiver. The SFP optical module transceiver inherits the hot-swap characteristics of GBIC and also borrows the advantages of...

Jueves 04 enero 2024

Cantidad : Ranging fr - Precio : Unit prices range fr

BaTiO3 single crystal has excellent photorefractive properties, high self-pumped phase conjugate reflectivity and two-wave mixing (optical amplification) efficiency, and has huge potential application prospects in optical information storage. At the same time it is also an important...

Jueves 04 enero 2024

Cantidad : Ranging fr - Precio : Unit prices range fr

BaF2 barium fluoride crystal is the scintillation crystal with the fastest decay time found so far, it has a fast component with a scintillation decay time of 0.9ns and a peak emission wavelength of 220nm. BaF2 scintillator has a wide application prospect in the fields of high energy physics...

Viernes 29 diciembre 2023

Feton professional grow light product series: Ultra Plant™. With all in one full broad spectrum LED diode and smart APP design. Providing unlimited custom led full spectrum grow lamp recipes and the most convenient management way. Broad spectrum led grow lights are specialized lighting...

Viernes 29 diciembre 2023

LED antimicrobial light refers to a type of lighting technology that incorporates antimicrobial properties into led disinfection lights. These lights are designed to help reduce or eliminate harmful microorganisms such as bacteria, viruses, or fungi. As a professional LED grow lights company...

Viernes 29 diciembre 2023

405nm is widely using in disinfection, bacterial disease cure,or microbial infection prevention etc. It does no harm to human. But it's blue not friendly for eye view. Feton LED chip model COB SW1919-40W-40FR90 emits this disinfection blue light as white. Lighting while disinfection...

Viernes 29 diciembre 2023

Traditional disinfection way normally useless when there's people. It needs to do the sterliaztion frequently. Since after one time clean, microbial come back as people appear and time go by. Feton chip cob led full spectrum SW1919-32W-40FR90. With dual function of general lighting...

Sábado 09 diciembre 2023

The cross-section of GYTC8S Cable's is in the shape of "8". The steel strand is suspended, and the double-sided plastic-coated corrugated steel belt forms excellent flattening resistance. With self-supporting overhead steel strand, much installation time and cost is saved. As one...

Sábado 09 diciembre 2023

FTTH round drop cable is light in weight and small in size, and it is suitable for receiving user terminals from FTTH network. There are ribbon fiber or single fiber optional. The non-metallic structures can also be provided. As a professional fiber optic products supplier, TUOLIMA...

Sábado 09 diciembre 2023

T&S TSPP-31192-LR is a Series single-mode, Pluggable Fiber-Optical SFP for 10G Ethernet, compliant with the IEEE 802.3ae 10GBASE-LR/LW standards. TSPP-31192-LR module is designed for single-mode fiber and operates at a nominal wavelength of 1310nm. The transmitter section uses...

Sábado 09 diciembre 2023

The 40G QSFP SR4-400m module is a highly integrated 4x10G transceiver focused on reach, bandwidth, density and cost for high port-count 40G systems, and client-side 40G interfaces. Each lane can operate at 10.3125Gbps up to 300m using OM3 fiber or 400m using OM4 fiber. These modules...

Sábado 09 diciembre 2023

The qsfp module is a highly integrated 4x10G transceiver focused on reach, bandwidth, density and cost for high port-count 40G systems, and client-side 40G interfaces. The 40G QSFP+ LR4 Lite transceiver is designed for applications based on the IEEE802.3ba 40GBASE-LR4 standard of up to 2km reach...

Jueves 07 diciembre 2023

Precio : 500—15000(USD)

The ordinary laser drilling system can only process the taper hole, and can not achieve the standard straight hole and inverted cone hole processing. Besides the standard straight hole and the taper hole processing, the 5-axis laser micro machining system can also process the inverted cone hole...

Jueves 07 diciembre 2023

Cantidad : 65000 - Precio : 500—15000(USD)

Han's Scanner focuses on galvo scanning system solutions. Our products include Ultragalvo photoelectric scanning galvanometer, Extragalvo grating scanning galvanometer, 3D scanning galvanometer, etc., focusing on galvanometer and motion control system solutions, existing four-axis linkage system...

Martes 05 diciembre 2023

Cantidad : 20 sets/ye - Precio : 100,000-50 million

TC Optics offers a variety of Optical Filters for many applications, including bandpass interference, longpass, shortpass, notch, dichroic, color glass, ND or IR filters. We also offers highly durable hard coatings for applications that require high optical densities with maximum performance...

Martes 05 diciembre 2023

Cantidad : 20 sets/ye - Precio : 100,000-50 million

ND Filter allows all wavelengths to pass through equally. Neutral density (ND) filters are categorized by their optical density (D) which is defined as the logarithm to the base 10 of the reciprocal of the transmittance. And we provide many types of neutral density filter for sale...

Martes 05 diciembre 2023

Cantidad : 20 sets/ye - Precio : 100,000-50 million

IPL filter blocks the UV wave and transmits the useful wave from 400nm to 1200nm for laser equipment with Xenon Lamps, such as photorejuvenation hair removal, vascular and acne treatment, skin rejuvenation. IPL Filters Regular Maintenance and Cleaning Importance Regular maintenance...

Martes 05 diciembre 2023

Cantidad : 20 sets/ye - Precio : 100,000-50 million

TC Optics offers a range of high-quality thermal infrared lens, including Germanium and Silicon lenses suitable for use in infrared night vision instruments, thermometers and infrared photography lens. Our infrared lens filters ensure optimal performance and maximum clarity, even...

Jueves 30 noviembre 2023

GLQ5L0C31 is designed to operate over single-mode fiber system using 4X10 CWDM channel in 1310 band and links up to 30km. The module converts 4 inputs channel of 10Gb/s electrical data to 4 CWDM optical signals, and multiplexes them into a single channel for 40Gb/s optical transmission...

Jueves 30 noviembre 2023

100G QSFP28 ER 1310nm 30km LC Transceiver(100G ER4) product is a 100Gb/s qsfp28 transceiver module designed for optical communication applications compliant with the QSFP28 4WDM-40 MSA standard. The qsfp28 er4 module converts 4 input channels of 25Gb/s electrical data to 4 channels...

Jueves 30 noviembre 2023

QSFP-100G-LR4 1310nm 10km LC Transceiver(lr4 100g) product is a 100Gb/s transceiver china module designed for optical communication applications compliant to 100GBASE-LR4 of the IEEE P802.3ba standard. The module converts 4 input channels of 25Gb/s electrical data to 4 channels of...

Jueves 30 noviembre 2023

The feature of this series of products is full spectrum design, using special lamp beads, visible part of the green and blue are similar to sunlight, CRI close to 100, R1-R15 are all greater than 90; The full spectrum led strip light is near the visual white or warm white light, with...

Sábado 11 noviembre 2023

Precio : US$3-8.00 / pc

Fetal monitor device for external toco transducer monitor is an effective way for the care providers to use tools to monitor and interpret the heart rate of the baby (fetus) during late pregnancy and labor. Fetal monitor device and fetal monitor accessories enable to check on the...

Viernes 10 noviembre 2023

The main function of the EDFA optical amplification subsystem launched by Guangzhou Sintai Co., Ltd is to compensate the signal's optical power in the transmission link, which can finally extend the optical signal transmission distance. It can be divided into BA, LA, and PA based...

Viernes 10 noviembre 2023

The integrated DWDM/CWDM platform of OTNS8600 Ⅰ type optical transmission network system is mainly used in the metro area access layer network, and it can complete the function such as optical fiber saving, service multiplexing, and distance extension, solve the shortage of fiber...

Viernes 10 noviembre 2023

The DWDM multiplexer/demultiplexer launched by Guangzhou Sintai Communication Co., Ltd. is designed for multi-wavelength demux application. It works on an ITU grid with 100 GHz channel spacing based on thin-film filter (TFF) technology. The wavelength range of DWDM is from 1525nm...

Viernes 10 noviembre 2023

The CWDM multiplexer/demultiplexer launched by Guangzhou Sintai Communications Co., Ltd. is designed for economical and efficient multi-wavelength CWDM network applications. It is based on thin-film filter (TFF) technology and operates on ITU grids with 20nm channel spacing. The CWDM...

Viernes 10 noviembre 2023

16 Channels Double Fiber Passive 100 GHz DWDM Mux/Demux is a member of sintai Optics DWDM Series product line. We designed Sintai Optics DWDM Series products to allow easy, gradual, logical, and cost-efficient expansion of network bandwidth using industry-leading passive WDM technology...

Viernes 10 noviembre 2023

CWDM technology provides the flexibility to increase capacity of existing fiber infrastructure by enabling multiple channels/wavelengths over the same fiber cabling. Each channel carries data independently from each other, allowing network designers to transport different data rates...

Viernes 10 noviembre 2023

10G OTU service card launched by Sintai Communication Co., Ltd. supports four types of service access with 42M~11.3G rates. Its main function is to finish the 3R regeneration of any 5-channel signals under any protocol within the rate of 1.25 Gbit/s~11.3 Gbit/s to be accessed, and...

Miércoles 08 noviembre 2023

An achromatic triplet lens is a compound lens consisting of three single lenses. The triplet design is the simplest to give the required number of degrees of freedom to allow the lens designer to overcome all Seidel aberrations. Calcium Fluoride and UV Fused Silica Elements Broadband...

Sábado 28 octubre 2023

Support resolution up to 3840x2160@30fps Support bi-direction audio (Microphone) Support EDID, RS232, compatible HDMI1.4, HDCP1.4 Automatically adjust video compression rate to ensure smooth video streaming LC Port: Single-mode one-core SFP, standard transmit distance 10KM (20KM 40KM...)

Viernes 27 octubre 2023

Precio : usd0.08-0.6/meter

Fiber optics, or optical fibers, are long, thin strands of carefully drawn glass about the diameter of a human hair. These strands are arranged in bundles called optical cables. We rely on them to transmit light signals over long distances. Contact UnitekFiber, a professional fiber...

Viernes 27 octubre 2023

Precio : usd0.08-0.6/meter

MPO patch cable, MPO patch cord is a 12 fibers 0.9mm cable or a 12 cores breakout fiber cable, one end with a MPO connector and another end with 12pcs of SC connectors. MPO/MTP Fiber Cable|MPO to SC Fiber Optical Branch Patch Cord 12 cores 0.9mm SM MM MTP/MPO cords are used in Plug-and-Play...

Jueves 26 octubre 2023

LPCE-2 Integrating Sphere Spectroradiometer LED Testing System is for single LEDs and LED lighting products light measurement. LED's quality should be tested by checking its photometric, colorimetric and electrical parameters. According to CIE 177, CIE84, CIE-13.3, IES LM-79-19, Optical...

Jueves 26 octubre 2023

LPCE-3 is a CCD Spectroradiometer Integrating Sphere Compact System for LED Testing. It is suitable for single LED and LED luminaires' photometric, colorimetric and electrical measurement. The measured data meets the requirements of CIE 177, CIE84, CIE-13.3, COMMISSION DELEGATED REGULATION...

Jueves 26 octubre 2023

The Portable CCD LED Colorimeter Spectroradiometer has the following versions which can measure different parameters: LISUN Model Function Wave Range LMS-6000 illuminance, E(Fc), Ee(W/m2), Tc (K), Duv Correlated Color Temperature (CCT), Chromaticity Coordinates, CRI, TM-30 (Rf...)

Jueves 26 octubre 2023

LSG-1890BCCD/LSG-1800ACCD goniospectroradiometer is high precision automatic goniophotometric instrument for luminous intensity distribution measurement with facility for rotating the light source. The LSG-1890BCCD/LSG-1800ACCD can do the spatial CCT test and the intensity distribution test...

Jueves 26 octubre 2023

- What is the definition of goniophotometer? - LSG-1890B/LSG-1800A goniophotometer is automatic goniophotometric instrument for luminous intensity distribution measurements with facility for rotating the light source. The LSG-1890B/LSG-1800A uses a constant temperature detector,...

Jueves 26 octubre 2023

Precio : 1,00 €

- What is the definition of type C goniophotometer? - LSG-6000 Moving Detector Goniophotometer (Mirror Type C) was manufactured by LISUN completely meets LM-79-19, IES LM-80-08, COMMISSION DELEGATED REGULATION (EU) 2019/2015, CIE-121, CIE S025, SASO 2902, IS16106 and EN13032-1 clause 6...

Jueves 26 octubre 2023

LWDM is a wavelength division multiplexing LAN WDM technology based on Ethernet channel, also known as fine wavelength division multiplexing. The channel spacing is 200 ~ 800ghz, which is between DWDM (100GHz, 50GHz) and CWDM (about 3thz) Features of LAN WDM LAN WDM (LWDM) is based...

Jueves 26 octubre 2023

Fused Biconic Taper Wavelength Division Multiplexing (Fused WDM) refers to a wavelength division multiplexer based on the fusion taper process. When the cores of the two single-mode fibers are sufficiently close, the two machine modes in the single-mode fiber will be coupled to each...

Miércoles 25 octubre 2023

Cantidad : 100sets - Precio : 4000-7600usd

Nubway diode laser hair removal beauty machine is the most advanced and effective machine type on the market today. Our diode laser hair removal for sale including nubway 808 diode laser and portable diode laser hair removal wavelength machine has a total of four wavelengths of 755nm...

Miércoles 25 octubre 2023

Cantidad : 100sets - Precio : 4000-7600usd

IPL+SHR+E light treatment is a new method of hair removal, skin whitening and rejuvenation that is virtually painless and free of side effects. The technology used in this SHR+IPL Elight laser machine provides faster, safer and more comfortable treatment than other outdated lasers...

Miércoles 25 octubre 2023

Cantidad : 100sets - Precio : 4000-7600usd

The ultra-pulsed co2 laser machine skin emits thousands of deep, tiny columns of focal spots called microscopic treatment zones into your skin. These light sources penetrate deep into the dermis, instantly vaporising the tissue around wrinkles and scars and signalling collagen complexes...

Sábado 21 octubre 2023

Cantidad : 10mg-10t - Precio : 50-15000

The traditional acridinium ester DMAE-NHS in chemiluminescence belongs to the raw material of flash chemiluminescence reagent, which can be used to label stable labels such as antigens, antibodies, special proteins, DNA, etc., so as to realize the chemiluminescence analysis of biomolecules...

Viernes 13 octubre 2023

Cantidad : 50000-8000 - Precio : 8-15USD

It's a 1550nm 32 port fiber outdoor optical amplifier with 23dbm output power. All installation accessory such as AC or DC power supply, SNMP or switch can be included based on customer requirements. The body of EDFA transmitter is made of cold rolled steel to protect the inside electric...

Jueves 12 octubre 2023

10g sfp transceiver has a data rate of 10Gbps, packaging in SFP+. 10g sfp+ transceiver is widely used in 10 Gigabit Ethernet, SDH optical transmission networks, WDM wavelength division multiplexing system engineering, and single-fiber bidirectional system engineering. SFP+ module...

Viernes 29 septiembre 2023

Precio : 1usd-10000usd

The ir dichroic mirror, augmented by colour filters that perfected their colour-selective action, directed a blue image to the first tube, a green image to the second, and a red image to the surface. Dichroic Mirrors Using Purproses Tian Cheng Optics Co.,Ltd offers a wide choice of...

Miércoles 27 septiembre 2023

Cantidad : 5-2000sets - Precio : $269-$2000

Photoelectric Best Automotive Inspection Camera Spike-E On-board Photoelectric Thermal Imager Spike-E On-board Photoelectric Thermal Imager is a 360° rotary observation device. Integrated with HD thermal module, visible light module, and high-precision laser rangefinding module, it...

Miércoles 06 septiembre 2023

Polarization Beam Splitter/Combiner, or PBS Fiber Polarization Beam Splitter, is a fiber assembly built on polarization-maintaining or regular fiber. It is normally used for coupling two beams of ortho-polarized light into one fiber or coupling a single output containing ortho-linearly...

Miércoles 06 septiembre 2023

This kind of optical micro switch is driven by a relay to control the prism to turn, thus switch the path, with only few channels such as １ｘ１,１ｘ2, and２ｘ２. It is normally used for OLP (Optical Fiber Line Protection) system. This mini switch can be seen as an updated version of the...

Miércoles 06 septiembre 2023

Cantidad : 100 - Precio : USD100-100000

10G SFP+ Single Mode Transceiver 01- 10G SFP+ Single Mode Transceiver Designed for Ethernet, Fiber Channel, SDH, SONET, CPRI or OTN links over duplex single-mode fibers, the Sintai 10G SFP+ single-mode optical transceivers use 1310nm or 1550nm wavelength and support tra... 02- 10G...

Miércoles 06 septiembre 2023

Cantidad : 100 - Precio : USD100-100000

Designed for Ethernet, Fiber Channel, SDH, SONET, CPRI or OTN links over duplex single-mode fibers, the Sintai 10G SFP+ single-mode optical transceivers use 1310nm or 1550nm wavelength and support transmission distance up to 80km. 10G SFP+ Optical Transceiver Feature Adopt SFP+ hot-swappable...

Miércoles 06 septiembre 2023

Cantidad : 100 - Precio : USD100-100000

Designed for Ethernet, Fiber Channel, SDH, SONET, CPRI, or OTN links over duplex single-mode fibers, the Sintai DWDM 10G SFP+ optical transceivers use DWDM C-band C15-C62 wavelengths with 100GHz spacing and support transmission distance up to 80km. 10G SFP+ DWDM Transceiver Feature...

Miércoles 06 septiembre 2023

Cantidad : 100 - Precio : USD100-100000

Designed for Ethernet, Fiber Channel, SDH, SONET, CPRI, or OTN links over duplex single-mode fibers, the Sintai CWDM 10G SFP+ optical transceivers use 1270nm to 1610nm CWDM wavelengths with 20nm spacing and support transmission distance up to 80km. 10G SFP+ CWDM Transceiver Feature...

Miércoles 06 septiembre 2023

Cantidad : 100 - Precio : USD100-100000

Designed for Ethernet, Fiber Channel, SDH, SONET, CPRI, or OTN links over simplex single-mode fiber, the Sintai 10G BiDi optical transceivers use 1270nm and 1330nm wavelengths and support transmission distance up to 40km and are used in pairs. SFP BiDi 10G Transceiver Feature Adopt...

Miércoles 06 septiembre 2023

Cantidad : 100 - Precio : USD100-100000

The integrated WDM System offers 1U 48X10G→480G System and 1U 12X100G→1.2T System which supports single-channel access rate up to 10 Gbit/s and adaptive access to all types of services at rates of 10 Gbit/s or lower (like FE/GE/10GE LAN, 10GE WAN, STM-1~64, etc.) and 40GE, 100GE,...

Miércoles 06 septiembre 2023

Cantidad : 100 - Precio : USD100-100000

The OEO optical amplification subsystem launched by Guangzhou Sintai Co., Ltd adopts the clock and data recovery (CDR) chip design with the highest performance and flexibility in the industry. It can perfectly realize the function of optical signal regeneration and amplification, signal cleaning...

Miércoles 30 agosto 2023

Diffractive Optical Elements (DOEs) have complex microstructural surfaces to manipulate (or “shape”) and split laser beams in an energy-efficient manner to achieve the desired optical functions. DOEs can achieve minimal light loss and enhance optical systems due to its lightweight...

Miércoles 30 agosto 2023

Shortwave swir infrared wavelength band offers a unique imaging advantages over visible and other thermal bands. So it is quietly earning a growing place in industrial machine vision for quality inspection and in military applications. SWIR lenses are utilized where other detectors...

Miércoles 30 agosto 2023

Hyperion Optics hold sophisticated algorithm for optics design optimization process back-up by powerful workstations. The unique optimization allows reduced complexity in the optical element/system spec, which finally will insure the manufacturing feasibility. It also allows higher...

Martes 29 agosto 2023

Fiber optics, or optical fibers, are long, thin strands of carefully drawn glass about the diameter of a human hair. These strands are arranged in bundles called optical cables. We rely on them to transmit light signals over long distances. Contact UnitekFiber, a professional fiber...

Martes 29 agosto 2023

Fiber optics, or optical fibers, are long, thin strands of carefully drawn glass about the diameter of a human hair. These strands are arranged in bundles called optical cables. We rely on them to transmit light signals over long distances. Contact UnitekFiber, a professional fiber...

Martes 29 agosto 2023

Fiber optics, or optical fibers, are long, thin strands of carefully drawn glass about the diameter of a human hair. These strands are arranged in bundles called optical cables. We rely on them to transmit light signals over long distances. Contact UnitekFiber, a professional fiber...

Martes 29 agosto 2023

Cantidad : 65000 - Precio : 500—15000(USD)

The xy galvanometer scanner laser using photoelectric sensor as feedback system is characterized by high repetition accuracy and linearity, and high cost performance. Mirror coating film selection is rich, UV, green light, optical fiber, CO2 and other coating options, strict lens...

Martes 29 agosto 2023

Cantidad : 65000 - Precio : 500—15000(USD)

Different from galvanometer control technology, polygon laser scanner has rotary mirror which adopts advanced bearing and spindle design, rotating speed up to 50,000 RPM, scanning rate over 100 KHz, scanning speed up to 512 m/s (1600 lines/s) and makes ultra-fast and ultra-cutting-edge...

Martes 29 agosto 2023

Terminal box fiber is based on mature membrane filter technology. Filter type wavelength division multiplexer can combine or separate light of different wavelengths in a wide wavelength range. It is widely used in erbium-doped optical amplifiers, Raman amplifiers, and WDM fiber networks...

Miércoles 23 agosto 2023

EDI module is usually placed behind the reverse osmosis system, which not only overcomes the lack of deep desalination of reverse osmosis effluent, but also further removes trace carbon dioxide, residual salt, silicon dioxide, boron and total organic carbon plasma in RO water, greatly...

Miércoles 09 agosto 2023

The effect of light on plants is very important. Sunlight is the ideal light source. But sunlight cannot be controlled because of weather change, and plants doesn't use all wavelengths of sunlight. Therefore, Feton 400w full spectrum led grow light selects the most suitable full spectrum...

Sábado 05 agosto 2023

Cantidad : ≥25.00kg - Precio : USD 120.00/kg FOB/FC

Product Name: BIS-ETHYLHEXYLOXYPHENOL METHOXYPHENYL TRIAZINE Alias: Bemotrizinol; Tinosorb S Aqua; BIS-ETHYLHEXYLOXYPHENOL METHOXYPHENYL TRIAZINE; 6,6′-(6-(4-Methoxyphenyl)-1,3,5-triazine) 2,4-diyl)bis(3-(2-ethylhexyloxy)phenol); 2,2′-[6-(4-Methoxyphenyl)- 1,3,5-triazine-2,4-diyl]...

Sábado 05 agosto 2023

A cost-effective choice dedicated for small healthcare sites Integrated design combined operation system with analyzer spares more space for small labs, clinics and etc Colorful touch screen and intuitive navigation menu offer a user-friendly experience Minimum reaction volume 90uL...

Viernes 04 agosto 2023

EOS electro optical systems are imaging systems used for military or law enforcement applications which include both visible and infrared thermal sensor module. Because these kind of EOS 3e electro optical systems with electro optical targeting sensor span both visible and infrared wavelengths...

Viernes 04 agosto 2023

Precio : $0.5-200.00

A dielectric mirror, also known as a Bragg mirror, is a type of mirror composed of multiple thin layers of dielectric material, typically deposited on a substrate of glass or some other optical material. By careful choice of the type and thickness of the dielectric layers, one can...

Sábado 29 julio 2023

Cantidad : Not less t - Precio : USD 6.00/kg FOB Shan

Product Name: Lactose Anhydrous CAS No.: 63-42-3 EINECS No.: 200-559-2 Molecular Formula: C12H22O11 Molecular Weight: 342.30 Brief Introduction: Anhydrous lactose is one of the types of sugar, mainly used as a pharmaceutical excipient. Specifications of our Lactose Anhydrous USP40...

Jueves 27 julio 2023

The 980nm laser penetrates the skin and superficial blood vessels. The heat from the laser coagulates the blood inside the vessel, causing it to collapse and seal. Over the next few weeks, the blood vessels disappear and all blood is removed by the body's scavenging cells. Newer laser...

Jueves 27 julio 2023

Using the principle of selective heat absorption, the laser emitted by the portable hair removal machine is easily absorbed by the colored hair follicles without causing any damage to the surrounding skin tissue. Diode laser hair removal portable is the most popular hair removal device...

Jueves 27 julio 2023

The diode laser hair removal device works on the principle of selective thermal absorption of light. The outer hair root sheath in the hair follicle is rich in melanin vesicles, which can selectively absorb the laser energy, so the laser energy emitted by the diode laser is easily...

Jueves 27 julio 2023

At present, more and more people are beginning to focus on their own body maintenance issues, we found that whether in their 20s or 40s and 50s, or even people over 60, are increasingly focused on the issue of body management, then our beauty equipment products cover almost all aspects...

Martes 25 julio 2023

S3 BLUE is designed to revamp the standards of dental surgery. This latest technology offers more range of benefits to both patients and dentists. It offers faster working time and a expanded horizon of dental treatment because of availability of multiple wavelengths in a single unit Ubicación ...

Sábado 22 julio 2023

effective treatment with specific wavelength for different dental procedure. Ubicación : 7th Floor, A21 of Sino Pharm Building, Biolake Innovation Park, No.666 Gaoxin Avenue, 430075 Wuhan, Persona a contactar : hengheng xiang, +8615926421151

Viernes 21 julio 2023

With three-wavelength combination, eight clinical treatment categories, 50+ built-in preset treatments, detailed clinical parameters for each preset and multiple clinical instructional videos, the S3 dental diode laser(980nm+650nm+450nm) is becoming the most efficient and innovative...

Martes 18 julio 2023

Cantidad : ≥100 Kilog - Precio : USD 65.50/Kg FOB Sha

Product Name: Diethylhexyl Butamido Triazone Alias: Ultraviolet Absorbent HEB; Ultraviolet Absorber HEB; HEB CAS No.: 154702-15-5 EINECS No.: 421-450-8 Molecular Formula: C44H59N7O5 Molecular Weight: 765.98 Specifications of our Diethylhexyl Butamido Triazone(HEB): Test Items Specifications...

Lunes 17 julio 2023

Cantidad : ≥100 Kilog - Precio : USD 31.60/Kg FOB Sha

Product Name: Ethylhexyl Triazone Alias: Uvinul T 150; Uvinul T150; Octyl triazone; UVT-150; EHT CAS No.: 88122-99-0 EINECS No.: 402-070-1 Molecular Weight: 823.07 Molecular Formula: C48H66N6O6 HS Code: 2933699099 Specifications of Ethylhexyl Triazone: Test Items Specifications...

Lunes 17 julio 2023

Cantidad : 500kg ~ 10 - Precio : USD 21.50/Kg FOB Sha

Product Name: Benzophenone-3 Alias: UV-9; BP-3; Oxybenzone; cyasorbuv9; Escalol 567; Eusolex 4360; Cyasorb uv 9; UV absorber UV-9; 2-Benzoyl-5-methoxyphenol; Ultraviolet absorber UV-9; Ultraviolet absorbent UV-9; Cyasorb uv 9 light absorber; 4-Methoxy-2-hydroxybenzophenone; 2-Hydroxy...

Viernes 14 julio 2023

T&S grade B patch cord connector is the patch cord with the random mating performance of Grade B as IEC-61753-1 defined, more than 97% of maximum 0.25dB random mated with each other and the average is less than 0.12dB. Simplex, duplex grade patch cable b is well fabricated and...

Viernes 14 julio 2023

MEISU's High Power Optical Switch is driven by a relay to control the prism to turn, thus switch the path. This kind of high power switch is realized by specializing the fiber and the prism to make it stand higher optical power. How It WorksDifferent from regular optical switches...

Viernes 07 julio 2023

Cantidad : 5 - Precio : 6 800,00 €

World Racycles sells bicycle models: Mountain Bike, Mountain Frame, Road Bike, Road Frame, Folding Bike, Wheels and Groupsets. Buy 2023 BMC KAIUS 01 ONE ROAD BIKE from World Racycles - online store for everything bike, Price: $6,800.00 Brand: BMC Product Code : BMC202301 Shipping...

Jueves 06 julio 2023

Cantidad : 20000 - Precio : 1-100USD

WideBand Coupler is also know as wideband directional coupler, which is built to split the optical power or wavelength through Fused Biconic Taper (FBT coupler) technique. The operating bandwidth of 1x2 or 2x2 Wide Band Coupler coupler is ±40nm. As one of the most professional fiber...

Jueves 06 julio 2023

Cantidad : 20000 - Precio : 1-100USD

PON meter is a test instrument specially launched for FTTX/PON passive optical network testing. It adopts a high-definition TFT color LCD screen and can experiment with simultaneous measurement and display of voice, data and video signals on the BPON/EPON/GPON architecture. During...

Jueves 06 julio 2023

Cantidad : 20000 - Precio : 1-100USD

Wideband directional coupler is also know as pm fiber coupler, which is built to split the optical power or wavelength through Fused Biconic Taper (FBT) technique. Polarization Maintaining Fiber Coupler is made Panda PM fiber. Applications of Polarization Maintaining PM Fiber Coupler 1...

Jueves 06 julio 2023

Cantidad : 20000 - Precio : 1-100USD

An FTTH optical power meter (OPM) refers to an instrument used to measure absolute optical power or relative loss of optical power through a section of optical fiber. In fiber optic systems, measuring optical power is the most basic. By measuring the absolute power of the transmitter...

Jueves 06 julio 2023

Cantidad : 65000 - Precio : 500—15000(USD)

Common Fθ lens is a series of general lens used in laser fields. The common F-theta lens has developed into the 3th generation product after experiencing continuous improvement of Optical Component Center. The materials of the 3th generation product all belong to world-class domestic...

Jueves 06 julio 2023

Cantidad : 65000 - Precio : 500—15000(USD)

What is f theta lens Han's Scanner telecentric f theta lens series products are the most commonly used parts in the laser field. After our continuous improving and updating, we have improved its quality, following the development direction of international industrial laser cutting...

Jueves 06 julio 2023

Functions FHO5000 series OTDR is multi functional fiber testing tool. For different optical network test, multiple wavelength combinations and dynamic ranges are available. Humanized interface and simple operation, it will be a great helper in the fiber network testing. Multi Functions...

Jueves 06 julio 2023

Grandway OTDR testing famliy include FHO1000 handheld series, FHO3000 mini series, FHO5000 series, etc. Grandway offers a wide range of OTDR options to meet the challenges of various optical network testing. FHO5000 Series OTDR FHO5000-T43F PRO PON OTDR FHO1000 Handheld OTDR FHO3000...

Jueves 06 julio 2023

Functions The FHS2 Series laser source offers excellent stability and portability for accurate fiber optic testing. Dual-wavelength, triple wavelength and quad wavelength laser sources are available. If user tests a fiber with both FHS2 series laser source for optical fiber and...

Miércoles 05 julio 2023

Features of Organic Compound Comprehensive Tester RoHS 2.0 Tester LC-2800G Plus It is equipped with JHT test V chromatography software to realize the whole process computer control of the instrument, reduce the manual sampling error and improve the accuracy. The infusion pump, column...

Martes 04 julio 2023

Cantidad : 10-1000000 - Precio : 1usd-10000usd

It's fabricated by special color glass material. Color Glass Filter are designed by their manufacturers to transmit and/or absorb different wavelengths of light. Tian Cheng optics can supply a full range of filters. They are short pass, long pass, bandpass, ultraviolet, infrared, heat absorbing...

Martes 04 julio 2023

Cantidad : 10-1000000 - Precio : 1usd-10000usd

An achromatic lens is a lens that is designed to limit the effects of chromatic and spherical aberration. Achromatic coated lens have significantly better optical performance than singlet lenses in visible imaging and laser beam manipulation applications. We provide custom achromatic...

Sábado 01 julio 2023

Remcor 3 in 1 laser welding machine and cleaning machine integrates three functions. One machine can get the multi-purpose, it's much more cost saving on machines, labors and spaces. Apply with a continuous laser source, which can have 3-5 times faster in welding speed and cleaning...

Viernes 30 junio 2023

The saturimetro fingertip pulse oximeter is intended for measuring the Pulse Oxygen Saturation, Pulse Rate, and Perfusion Index through user's finger. Lepu Medical focuses on R&D and manufacturing for more than 23 years. The self-developed MoveOxy technology provides professional...

Viernes 30 junio 2023

CWDM Mux / Demux (Coarse Wavelength Division Multiplexing) is a low-cost WDM transmission technology for the metropolitan area network access layer. CWD mux demux fiber can increase network capacity by transmitting multiple data channels with separate optical wavelengths (1270nm to...)

Viernes 30 junio 2023

Fiber optics, or optical fibers, are long, thin strands of carefully drawn glass about the diameter of a human hair. These strands are arranged in bundles called optical cables. We rely on them to transmit light signals over long distances. Contact UnitekFiber, a professional fiber...

Miércoles 28 junio 2023

QSFP 100G 1310nm 10km LC Transceiver(100g lr4) product is a 100Gb/s transceiver module designed for optical communication applications compliant to 100GBASE-LR4 of the IEEE P802.3ba standard. The module converts 4 input channels of 25Gb/s electrical data to 4 channels of LAN WDM optical...

Miércoles 28 junio 2023

40G optical transceiver is packaged in sfp+ qsfp+. 40g qsfp+ transceiver has four independent full-duplex transmission and reception channels, and the transmission rate of 40G can be realized at the same time. china 40g qsfp+ transceiver can provide high-speed, high-density, low-power...

Miércoles 28 junio 2023

25g sfp28 transceiver has a transmission rate of 25Gbps, which is mainly used for the interconnection of data center servers and switches. The best input/output (I/O) performance and fiber capacity are 2.5 times than 10G Ethernet, and the port has higher density, which can effectively...

Miércoles 28 junio 2023

10 Gigabit optical transceiver has a data rate of 10Gbps, packaging in SFP+. China 10g sfp+ transceiver is widely used in 10 Gigabit Ethernet, SDH optical transmission networks, WDM wavelength division multiplexing system engineering, and single-fiber bidirectional system engineering...