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directional reflectance

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The night sky in the World -  Pierantonio Cinzano
There is also a on-board bi-directional reflectance (BRDF) algorithm designed to reduce the brightness of the image "hot-spot" which occurs where ...
lightpollution.it


The ISTIL Laboratory of Photometry and Radiometry of Light Pollution
Measurements on-site of bi-directional reflectance (BDRF) § Measurements of the building screening angle at a luminaire site  ... meter – Digital inclinometer Measurements on-site of bi-directional reflectance (BDRF) Bidirectional Reflectance Distribution Function (BDRF): The bidirectional reflectance is the ratio between the radiance of a given ...
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Welcome to the New Jersey Astronomical Association
Glare - The sensation produced by luminance within the visual field that is ... positioned light fixtures shall continue to be restricted to the sign area. Visors or other directional control devices shall be used to eliminate any spill light. Furthermore, when billboard or any ...
njaa.org