Windows |
| Specification | |||||
| Material | BK7 Grade A Optical Glass [1] | ![]() |
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| 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. |
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| Standard Products | |||||
| Diameter | Thickness | Coating |
1’ Parallelism
|
10” Parallelism
|
|
|
Part No
|
Part No
|
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| 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
|
|