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Brand Name: Roman Photonics
Place of Origin: United States

Specifications

Zero-Phase Reflectors Zero Phase Reflectors: Silicon for CO2Lasers and 10.6μm


Model Number Diameter Thickness
ZPRS-0712-0 .750" 0.120"
ZPRS-1012-0 1.000" 0.120"
ZPRS-1112-0 1.100" 0.120"
ZPRS-1516-0 1.500" 0.160"
ZPRS-1816-0 1.750" 0.160""
ZPRS-2020-0 2.000" 0.200"
ZPR-50-5-10-0 50 mm 10 mm
ZPRS-2038-0 2.000" 0.375"
ZPRS-2525-0 2.500" 0.250"
ZPRS-3025-0 3.000" 0.250"
ZPRS-3050-0 3.000" 0.500"
ZPR-75-5-15-0 75 mm 15 mm
ZPRS-4035-0 4.000" 0.350"



 
Specifications:

Material: Silicon (Si) Single Crystal
Diameter Tolerances: +.000" -.005"
Thickness: ±.010"
Flatness: 1/40 wavelength  10.6 μm
Parallelism: < 3 minutes of arc
Surface Quality: < 40/20 scratch ­ dig Laser Finish

Spectral Performance:

Phase Shift: <2.0° between p and s polarization for 10.6μm operation only  45° Angle Of Incidence
Reflectance: > 99.6% average  10.6μm
Absorption: < .40%  10.6μm

Coating optimized to maintain low phase shift in beam delivery systems where a 90° phase retarder exists fo maintain the circular polarization.