Технические характеристики
- Wavelength Range 700-950 nm
- Diameter 50.8 mm
- Material Grade A N-BK7
- Coating Code BS.2
- Antireflection Coating NC.2
- Angle of Incidence 45°
- Reflection Rs = 50 ±5%, Rp ≤Rs
- Damage Threshold 500 W/cm2 CW, 7 J/cm2 for 10 nsec pulses, typical @ 780 nm
- Surface Flatness λ/10 at 632.8 nm over the clear aperture
- Surface Quality 15-5 scratch-dig
- Diameter Tolerance +0/-0.13 mm
- Thickness 9.4 mm
- Thickness Tolerance ±0.38 mm
- Wedge 30 ±15 arc min
- Clear Aperture > central 80% of diameter
- Chamfers 0.38-1.14 mm face width
- Chamfers Angle Tolerance 45° ±15°
- Durability MIL-C-675C, moderate abrasion million cycles
- Cleaning See How to Clean Optics
