China High Precision K9 Glass Reflective Penta Prism for Binoculars, Find details about China Optical Prism, Optical Glass Prism from High Precision K9 Glass Reflective Penta Prism for Binoculars
Dimensional Tolerance | ±0.02mm |
Angle Tolerance | ±1 Arc Seconds |
Surface Flatness | λ/10 |
Surface Quality | 20/10 or better |
Material | BK7/quartz/sapphire/Ge/CaF2/ZnSe .etc |
Bevel | Protective bevel as needed |
Coating | Custom |