N-BK7 Windows
This kind of windows is made from SCHOTT N-BK7 Glass, which has transparent range from 330-2100nm. The BK7 window has good performance over visible and near IR spectrum for most application. The refractive index is 1.5168 at 587.6nm.

|
Attribute
|
Specification
|
|
Material
|
N-BK7
|
|
Typical Diameter (Φmm)
|
8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0, 50.8
|
|
Typical Thickness (mm)
|
1.0, 2.0, 3.0, 4.0, 6.35
|
|
Diameter Tolerance (mm)
|
+0.0/-0.2 (General), +0.0/-0.02 (High Precision)
|
|
Thickness Tolerance (mm)
|
±0.2 (General), ±0.005 (High Precision)
|
|
Clear Aperture
|
>80% (Small Size), >95% (Large Size)
|
|
Parallelism
|
3 min. (General), 3 sec. (High Precision)
|
|
Surface Quality
|
60/40 (General), 10/5 (High Precision)
|
|
Flatness (per 25mm@633nm)
|
λ/4(General), λ/10 (High Precision)
|
|
Bevel (face width x 45°)
|
<0.25mm</div>
|
|
Coating
|
Uncoated, AR, HR, PR Coating, etc.
|
Note for N-BK7 Windows:
(1). Custom-made windows at any size are available.Besides round, windows at shape of quadrate, triangular, or other polygonal are available.
(2). Thickness from 1.0mm to 50.0 mm is available upon request.
(3). 100% clear aperture is available upon request.
(4). Better bevel is available upon request.
(5). Windows with Anti-Reflective(AR), High-Reflective(HR), Partial-Reflective(PR) coating are available.
Persona a contactar : amiee ye,
Buen trato: comprar del vendedor
Por favor, lea nuestras condiciones de uso. También puede visitar nuestras preguntas frecuentes y ver nuestra información sobre los riesgos relacionados con la falsificación.
|
Esta página es acerca de los importadores y exportadores de N-BK7 Windows Buscar en la categoria : Bienes de equipo Buscar en la categoria : windows |
Friday 07 April 2023
Cylindrical graphite crucible works best with a quartz jacket because graphite oxidizes. High purity graphite crucible is good or bad with its material and density. Good graphite crucible doesn't oxidizes easily, so that the production loss is low. Bad graphite oxidation is not uniform...
Pingdingshan Wanhui Graphite Co., LTD
- 467000 - Pingdingshan
- 0375 6506966
- 86 15539792960
Friday 01 July 2022
Cantidad : 499
Câble HDMI ethernet 3D pour télé plasma et LCD. Améliorez la qualité de votre système cinéma! Les télés LCD et à écran plasma 3D ont besoin de câble de très haute qualité. Les câbles HDMI de Reekin permettent de pousser au maximum la capacité de votre système cinéma. Ils sont également...
MaKant Europe GmbH & Co. KG
- 60386 - Frankfurt am Main
- +49 (69) 9 150 750 14
Tuesday 04 June 2024
Custom graphite molds for silver , gold and other precious metals graphite mold are one of our best-sellers. We use advanced production technology and equipment manufacturing, which ensures our products have good electrical conductivity, high temperature resistance, acid and alkali resistance...
Pingdingshan Wanhui Graphite Co., LTD
- 467000 - Pingdingshan
- 0375 6506966
- 86 15539792960



