| Customization: | Available |
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| Usage: | Lighting, Medical, Optical, Photography, Astronomy |
| Thickness Range: | 0.5mm-1mm |
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| Items | Description | |
| Filter | Material: | Silicon,optical grade |
| Diameter: | 4.6+/-0.2mm | |
| Thickness: | 0.4+/-0.2mm | |
| R1: | infinity | |
| R2: | infinity | |
| Flatness: | S1&S2:N/A | |
| Surface quality: | S1&S2:fine ground | |
| Parallelism: | <10arcsec | |
| Clear aperture: | S1&2:>D2.0mm | |
| Chamfer: | <0.1mmx45deg,sharp edges | |
| Coating: | uncoated | |
| Standard: | MIL-PRF-13830B | |
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