Технические характеристики
- Size 40.0 mm
- Material N-BK7
- Coating Type Uncoated
- Surface Quality 60-40 scratch-dig
- Surface Flatness &lambda,/2 at 632.8 nm
- Clear Aperture &ge,central 85%
- Size Tolerance +0/-0.25 mm
- Chamfers 0.25–0.50 mm face width
- Chamfers Angle Tolerance 45° ±15°
- Cleaning See How to Clean Optics
