Also known as: brt.
BRT has various meanings in the Governmental & Military category. Discover the full forms, definitions, and usage contexts of BRT in Governmental & Military.
Although the terms "brightness" and "luminance" are often used interchangeably, they are different. Luminance is the light intensity; brightness is how it is perceived by the human eye. Or brightness the perceived luminance or ap-parent intensity of light. This is often differ-ent from the actual (physical) luminance, as demonstrated by brightness constancy, Mach band, and simultaneous contrast.
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