Definition of optical encoder

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Photonics Spectra BioPhotonics Vision Spectra Virtual Events & Summits Educational Institutions Add/Update Your Listing Exhibitor Listing Portal Become an Exhibitor Buyers' Guide Print Edition Marketplace Help

Photonics Dictionary

optical encoder: A device designed to measure linear or rotary motion by detection of the movement of markings on a transparent medium past a fixed point of light. The encoder has a moving code plate, a glass disc with positional or angular information -- generally bit information and -- simple geometric optics for readout.

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