Технические характеристики
- Wavelength Range 710-890 nm
- Wavelength Region NIR
- Mirror Shape Concave
- Diameter 25.4 mm
- Effective Focal Length (EFL) 250 mm
- F/# 9.8
- Material N-BK7
- Radius of Curvature (R) -500 mm
- Coating Type Broadband Ultrafast Pulse Coating
- Coating Code Front: UF.20
Back: AR.14 - Angle of Incidence 0-15°
- Reflectivity UF.20: Rs, Rp>99% @ 710–890 nm
AR.14: Ts, Tp>99% @ 430–700 nm
- Surface Quality 15-5 scratch-dig
- Surface Flatness &lambda,/10 at 632.8 nm
- Back Surface 430-700 nm (AR.14)
- Edge Thickness (Te) 6.35 mm
- Thickness Tolerance ±0.25 mm
- Diameter Tolerance +0/-0.25 mm
- Chamfers 0.25-0.76 mm face width
- Chamfers Angle Tolerance 45° ±15°
- Radius of Curvature -500 mm
- Cleaning See How to Clean Optics
