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Optical Windows
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BK7 Precision Windows, 65mm Dia, 63.5mm Thick, 1/4 wave, Uncoated
Changchun Long Ze Precision Optics Co., Ltd Time：2018-11-24
| Part Number | CWP-6508 | ||
| Diameter (mm): | 65 | Diameter Tolerance (mm): | +0.00/-0.10 |
| Length / width (mm): | L/D Tolerance (mm): | ||
| Center Thickness CT (mm): | 8 | Center Thickness Tolerance (mm): | ±0.1 |
| Substrate: | N-BK7 or Equivalent | Surface Quality: | 20-10 |
| Flatness @ 632.8nm: | λ/4 | Parallelism | < 30 Arc Seconds |
| Clear Aperture CA (mm): | >= 90% | Bevel: | Protective bevel as needed |
| Coating: | Uncoated | Type: | BK7 Precision Windows |
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