| Coad | 670189 | Substrate | Liquid Crystal Polymer / N-BK7 | |
| Type | Polarization Grating | Clear Aperture | 20.0mm | |
| Operating Temperature | -20 - 80℃ | Dimension(mm) | 25.4 x 3.2 | |
| Line Density | 200 | Wavelength(nm) | 633 | |
| Transmission Light Deviation | <10 arcmin / <1 arcmin(Unmounted Mechanical Housing) | Phase Period (µm) | 5 | |
| Surface Quality | 40-20 | Diffraction Efficiency (%) | >98 | |
| Transmittance | >97% | Deflection Angle | 7.27° | |
| AOI | ±20° | Optical Retardance | λ/2 | |
| RMS | ±5nm | Transmission Wavefront Deviation | <λ/4@633 nm | |
| Coating Type | AR Coating | Coating Specifications | Ravg<0.5%@400-700nm |














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