Double Plates
Broad Spectral Bandwidth
Wide Temperature bandwidth
AR coated


Cemented by epoxySpecifications:
Material: Crystal Quartz
Dimension Tolerance: +0.0, -0.2 mm
Wavefront Distortion: <?/8 @ 632.8 nm
Retardation Tolerance: <?/500 (typical)
Wavelength Range: 400-2100 nm
Parallelism: <1 arc second
Surface Quality: 20-10 scratch and dig
AR/AR Coating:R<0.2% at central wavelength