Series PRR Partial Retardation Reflectors

SERIES_PR_full

These mirrors consist of a high efficiency 1/4 wave phase reflectance thin-film coating applied to a highly polished mirror substrate. This specialized coating design changes a linearly polarized CO2 laser beam to a circularly polarized one.

*Prices listed are for small quantity orders, for large quantity discounts please Contact Us.


View Category Specifications

Si Cu
Phase Shift between P & S Polarization: 90 deg. +/- 3 deg. 90 deg. +/- 5 deg.
Reflectance @ 10.6 microns and 45 deg. AOI: >98.5% Avg. >98.5% Avg.
Absorption and Scatter: < 1.5% < 1.5%
Specifications:
Diameter Tolerance: + 0.000″ / – 0.005″
Thickness Tolerance: +/- 0.010″
Mechanical Wedge: < 5 minutes of Arc Maximum
Flatness: Cu PRR: <1/20th wave at 10.6 micron Si PRR: <1/40th wave at 10.6 micron
Finish(Scratch-Dig): Cu PRR: 40-20

Si PRR: 40-20


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