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U.S. Department of Energy
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Nonimaging optical illumination system

Patent ·
OSTI ID:20013929

A nonimaging illumination optical device for producing a selected far field illuminance over an angular range. The optical device includes a light source, a light reflecting surface, and a family of light edge rays defined along a reference line with the reflecting surface defined in terms of the reference line 104 as a parametric function R(t) where t is a scalar parameter position and R(t) = k(t) + Du(t) where k(t) is a parameterization of the reference line 104, and D is a distance from a point on the reference line 104 to the reflection surface 108 along the desired edge ray through the point.

Sponsoring Organization:
US Department of Energy
DOE Contract Number:
FG02-87ER13726
OSTI ID:
20013929
Country of Publication:
United States
Language:
English

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