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DataRay Inc. - ISO 11146-Compliant Laser Beam Profilers

Mid-Wavelength Infrared Polarizer

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Meadowlark Optics Inc.
FREDERICK, Colo., May 23, 2013 — Meadowlark Optics Inc. has introduced a high-contrast polarizer and liquid crystal variable retarders, attenuators, solid-state shutters and polarization rotators for the mid-wave IR. The wire-grid-on-silicon polarizer has greater than 10,000:1 contrast ratio over the 3- to 6-µm region and is 0.7 mm thick. It has a large acceptance angle of up to 20° and can be provided with a clear aperture up to 150 mm. Custom sizes and geometries are available. This polarizer’s 144-nm aluminum wire spacing on a silicon substrate is antireflection coated to provide high...See full product

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