指标规格:
Specifications | |
Adhesion and Durability | Per MIL-C-675C. Insoluble in lab solvents. |
Chamfer | 0.35 mm at 45° typical |
Clear Aperture | ≥85% of central diameter |
Coated Surface Figure | λ/10 @ 633 nm on select substrates |
Coating Technology | Electron beam multilayer dielectric |
Diameter Tolerance | +0/-0.25 mm |
Reflectivity | R > 99.0% from 720-900 nm |
S1 Surface Figure | λ/10 @ 633 nm before coating |
S1 Surface Quality | 10-5 scratch and dig |
S2 Surface Quality | Commercial polish |
Substrate Material | N-BK7 glass |
Thickness Tolerance | ±0.25 mm |
Wedge | ≤5 arc min |