Definition of ray

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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

DataRay Inc. - ISO 11146-Compliant Laser Beam Profilers

Photonics Dictionary

ray: A geometric representation of a light path through an optical device; a line normal to the wavefront indicating the direction of radiant energy flow.

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