| Customization: | Available |
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| Usage: | Lighting, Medical, Optical, Photography, Astronomy |
| Type: | Optical Window |
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| Description | |
| Material: | Schott N-BK7 or customized |
| Diameter: | 75.0+/-0.1mm or customized |
| Thickness: | 6.0+/-0.1mm or customized |
| ROC1: | infinity |
| ROC2: | infinity |
| Flatness: | S1&S2:PV<1/[email protected] or customized |
| Surface quality: | S1&S2:10-5 |
| Parallelism: | <30arcsec |
| Clear aperture: | >90% |
| Chamfer: | protected |
| Coating: | S1&S2:HR coating,Ravg<99.5%@760-850nm,AOI:0deg or customized |
| Standard: | MIL-PRF-13830B |
| Parameters | Inspection Tools |
| Dimensions: | Mitutoyo Vernier caliper |
| Thickness: | Mitutoyo micrometer |
| Flatness: | ZYGO interferometer |
| Surface quality: | naked eye test& 15W LED cold light |
| Parallelism: | Goniometer or Interferometer or Micrometer |
| Chamfer: | magnifier X10& naked eye test |
| Coating: | Agilent Cary 7000 |
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