Технические характеристики
- Wavelength Range 1290-1580 nm
- Diameter 76.2 mm
- Material UV Grade Fused Silica
- Coating Code BS.3
- Antireflection Coating NC.3
- Angle of Incidence 45°
- Reflection Rs = 50 ±5%, Rp ≤Rs
- Damage Threshold 500 W/cm2 CW, 10 J/cm2 for 10 nsec pulses, typical @ 1570 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 12.5 mm
- Thickness Tolerance -0.38/+0.8 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