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 |