| Customization: | Available |
|---|---|
| After-sales Service: | Repair for free |
| Warranty: | 1 year |
|
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| Description | |
| Material: | Schott N-FK5 |
| Schott N-PK52A | |
| Diameter: | 50.0+/-0.1mm |
| Center Thickness: | 17.4+/-0.06mm |
| R1: | 46.88mm+/-0.1% CC |
| R2=R3: | 168.06mm+/-0.1% DOUBLET |
| R4: | 56.525mm+/-0.1% CX |
| Flatness: | IRR:<[email protected] |
| Surface quality: | 60-40 |
| Centerness: | <2arcmin |
| Clear aperture: | >93% |
| Chamfer: | <0.2mmx45deg |
| Coating: | AR coating,Ravg<0.5%@450-750nm,AOI:0deg |
| Standard: | MIL-PRF-13830B |
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