Windows |
Specification | |||||
Material | BK7 Grade A Optical Glass [1] | ||||
Diameter Tolerance | +0.0, -0.1mm | ||||
Thickness Tolerance | ±0.2mm | ||||
Clear Aperture | >80% | ||||
Parallelism | see the table | ||||
Surface Quality | 20-10 scratch and dig | ||||
Wavefront Distortion | λ/10 per 25mm | ||||
Protective Bevel | Protective Bevel | ||||
Coating | None [2] | ||||
Note | |||||
[1] Other Material (UV Fused Silica, Sapphire, CaF2, MgF2) is available upon request. [2] AR coating is available upon request. |
Standard Products | |||||
Diameter | Thickness | Coating |
1’ Parallelism
|
10” Parallelism
|
|
Part No
|
Part No
|
||||
10.0mm | 6.0mm | None |
WIN0201
|
WIN0211
|
|
12.7mm | 6.0mm | None |
WIN0202
|
WIN0212
|
|
25.0mm | 6.0mm | None |
WIN0203
|
WIN0213
|
|
25.4mm | 6.35mm | None |
WIN0204
|
WIN0214
|
|
30.0mm | 6.0mm | None |
WIN0205
|
WIN0215
|
|
50.0mm | 10.0mm | None |
WIN0206
|
WIN0216
|