| Customization: | Available |
|---|---|
| After-sales Service: | Repair for free for any quality problem |
| Warranty: | 1 year |
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| Material | Corning 7980 fused silica, JGS1, JGS2, Heraeus fused silica |
| Dimension Tolerance | +/-0.05mm,+/-0.1mm |
| Clear aperture | > 90% |
| Flatness | PV<λ/20 ~1λ @ 632.8nm(as required) |
| Surface Quality | 20/10 scratch and dig(as required) |
| Bevel | protected |
| Angle tolerance | customized |
| Coating | customized |
| Control items | Inspection instrument/method | |
| Dimension: | Mitutoyo Vernier caliper | |
| Surface Quality: | Naked eye test& 15W LED cold light | |
| Flatness: | ZYGO interferometer | |
| Angle tolerance: | Reflection goniometer | |
| Chamfer: | Magnifier X6& naked eye test | |
| Coating: | Agilent Cary 7000 | |
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