Технические характеристики
- Size Ø25.0 mm
- Wavelength Range 2000-5000 nm
- Optical Density 3
- Transmission 0.1%
- Transmission Tolerance +.08/-0.05%
- Material Germanium
- Coating Type Metallic Neutral Density
- Size Tolerance ± 0.2 mm
- Thickness 1.0 mm
- Thickness Tolerance ± 0.2 mm
- Surface Flatness 3-5 &lambda, per inch
- Surface Quality 60-40 scratch-dig
- Clear Aperture 90 % of central diameter
- Parallelism
