The LPGF-1 Linear Polarizing Glass Filter has a 25.4 mm diameter and is 2.0 mm thick. It is constructed by laminating a polymer polarizing film between two high-precision glass windows. The transmission on a single filter is about 30% from 400 to 700 nm.
Технические характеристики
- Diameter 25.4 mm
- Wavelength Range 400-700 nm
- Material B270
- Polarizing Material Dichroic Polymer
- Extinction Ratio 100:1
- Damage Threshold 1 W/cm2 CW, 0.2 J/cm2 with 20 nsec pulses, visible, typical
- Surface Quality 80-50 scratch-dig
- Clear Aperture ≥90% of Central Diameter
- Diameter Tolerance +0.0/-0.2 mm
- Chamfers 0.2 mm face width
- Chamfers Angle Tolerance 45° ± 15°
- Thickness 2.0 mm
- Thickness Tolerance ±0.2 mm
- Unpolarized Transmission, Single 30% ± 3 %
