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Prism lighting
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Prism lighting is the use of prisms to improve the distribution of light in a space. It is usually used to distribute daylight, and is a form of anidolic lighting.
Uneven light from a window.
Uneven light from a window.
The same light, redistributed by prism tiles in the window.
The same light, redistributed by prism tiles in the window.
Optimal daylighting of a room using prism lighting. Prism tile canopies outside send light skimming across the ceiling, so that it penetrates deeply i
Optimal daylighting of a room using prism lighting. Prism tile canopies outside send light skimming across the ceiling, so that it penetrates deeply into the room.
Suboptimal use of prism lighting. Daylight redirecting film stuck to the inside of the windows reflects light sharply up onto the ceiling, mostly ligh
Suboptimal use of prism lighting. Daylight redirecting film stuck to the inside of the windows reflects light sharply up onto the ceiling, mostly lighting the area nearest the window.