Knight Optical (UK) Ltd Datasheets for Circular Polarizers

Circular polarizers block all photons rotating in one direction while allowing those rotating in the opposite direction to pass. They are assemblies that consist of a linear polarizer and a wave retarder, usually a quarter waveplate or half waveplate.
Circular Polarizers: Learn more

Product Name Notes
Linear sheet polarisers are used for a broad range of applications including the production of LCD monitors and TVs, photography and other lighting and entertainment systems such as projectors. Knight...
Mica retarders present a cost effective alternative to traditional quartz types and benefit from being moderately achromatic. Mica retarders are made from thin layers of weakly birefringent mica held between...
The HR polarizers are from the former Polaroid/3M range. Original HNPB polarizers are now obsolete however we supply a similar replacement that works extremely efficiently into the UV wavelength at...