LIGHT REDIRECTING FILMS AND FILM SYSTEMS
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United States of America Patent
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app pub date -
Nov 15, 2010
filing date -
Feb 23, 1999
priority date (Note) -
Abandoned
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Abstract
Optical assembly comprises a light emitting panel having at least one light source positioned adjacent to at least one light input edge located at or near a corner of the panel and at least one light output surface for emitting light. In close proximity to the light output surface is a light redirecting film for receiving light emitted from the light output surface. The film has optical grooves extending across the film in a curved pattern facing a corner of the film in close proximity to the corner of the panel to redistribute the light emitted from the light output surface.
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