Optical films, method of making and method of using
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Nov 30, 2006
app pub date -
May 4, 2006
filing date -
May 5, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An optical film including a plurality of structures formed from a material with each structure having a base, a first side wall that forms an acute angle with the base, and a second side wall that forms an obtuse angle with the base. The optical film efficiently couples light out of a light source or other structure. The optical film may be fabricated with a photolithographic process.
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