illuminance
Related Words
brightnessdarknessluxlumencandelaluminanceirradianceradiancephotonlightilluminationintensityfluxglowbeamrayspectrumwavelengthfrequencyopticsphotometryradiometryphysicslampbulblasersunlightmoonlightstarlightglareshadowshadeobscurityopacitytransparencytranslucencyreflectionrefractiondiffractionscatteringabsorptionalbedocontrastexposureapertureshutter speedsensorphotodiodephotometerluxmetervisible lightinfraredultravioletphosphorescencefluorescenceluminescenceincandescenceclaritybrilliancelustersheenflarecoruscationeffulgence