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BK7 Windows
|
Attribute |
Specification |
|
Diameter (¦µmm) |
1.0~350.00 |
|
Thickness (mm) |
¡Ý0.1 |
|
Diameter Tolerance (mm) |
¡À0.05 |
|
Thickness Tolerance (mm) |
¡À0.02 |
|
Clear Aperture |
>95% |
|
Parallelism |
10 sec. |
|
Surface Quality |
10/5 |
|
Flatness (per 25mm@633nm) |
¦Ë/10@any 25.4mm area |
|
Bevel (face width x 45¡ã) |
<0.25mm |
|
Coating |
Uncoated, AR, HR, etc. |
Note for BK7 window:
(1). Custom-made BK7 windows at any size from ¦µ1.0mm to ¦µ350mm clear aperture are available.
Besides round, Bk7 windows at shape of recangular, wedge, step windows or other shapes are available.
(2). Thickness from 1.0mm to 50.0 mm is available upon request.
(3). 100% clear aperture is available upon request.
(4). Sharp edge is available upon request.
(5). BK7 Windows with Anti-Reflective(AR), High-Reflective(HR), Partial-Reflective(PR) coating are available.
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