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.
Contact : amiee ye,
Good deal: buying from seller
We invite you to read our terms of use. You can also visit our FAQ section and see our information section on the risks associated with counterfeiting.
|
This page is about importers and exporters of N-BK7 Windows Search in a category : Equipment goods Search in a category : windows |
Friday, October 23, 2020
Quantity : 500kg min - Price : 2 euros/ kg
Product Name: High Quality organic Yerba Mate Minimum ordered Quantity: 1MT/Month Monthly Supply Capacity: 1000 MT Port of loading: Felix-towe ,UK Delivery Period: Depends on buyers location Shipment route: By Road / Sea / Air. Location : 550 Valley Rd, Basford, Nottingham, NG5 1JJ...
GENERAL MERCHANDISE INTERNATIONAL LIMITED
- NG5 1JJ - Nottingham
- 07520 622899
- 07551 066392
Friday, November 12, 2021
Quantity : 500 - Price : $1,910.00
Original for kyocera Print head for textile printer water based KJ4B-0300 Original KJ4B-0300 Series Printhead Solvent Print Head for Kyocera Print Head Printing Machine. This new generation Kyocera KJ4B-0300 is designed for high speed single-pass applications with printers using aqueous ink...
dwikisworo.com
- 55225 - Yogyakarta
- 6285762678702
Sunday, October 24, 2021
Where can electroplating aluminum paste be applied? As we all know, aluminum paste is one of aluminum pigments, and its application range is very wide, and it is also one of the popular products that are generally sought after. On the basis of aluminum paste, technicians have developed...
Sunflower Chemical Group
- 999077 - Hong Kong
- +13 5 90 97 39 64





