Технические характеристики
- Size Ø25.4 mm
- Wavelength Range 400-2000 nm
- Optical Density 0.4
- Transmission 40%
- Transmission Tolerance +6/-5%
- Material Schott Borofloat Glass
- Thickness 1.1 mm
- Surface Flatness 1 &lambda, @ 633 nm
- Surface Quality 40-20 scratch-dig
- Clear Aperture 21.5 mm
- Parallelism 0.5 mrad
