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Aspheric/freeform optical surface description for controlling illumination from point-like light sources

We present an optical surface in closed form that can be used to design lenses for controlling relative illumination on a target surface. The optical surface is constructed by rotation of the pedal curve to the ellipse about its minor axis. Three renditions of the surface are provided, namely as an expansion of a base surface, and as combinations of several base surfaces. Examples of the performance of the surfaces are presented for the case of a point light source. (C) 2016 Society of Photo-Optical Instrumentation Engineers (SPIE)

Identiferoai:union.ndltd.org:arizona.edu/oai:arizona.openrepository.com:10150/622704
Date25 November 2016
CreatorsSasián, José, Reshidko, Dmitry, Li, Chia-Ling
ContributorsUniv Arizona, Coll Opt Sci, University of Arizona, College of Optical Sciences, 1630 East University Boulevard, Tucson, Arizona 85721, United States, University of Arizona, College of Optical Sciences, 1630 East University Boulevard, Tucson, Arizona 85721, United States, University of Arizona, College of Optical Sciences, 1630 East University Boulevard, Tucson, Arizona 85721, United States
PublisherSPIE-SOC PHOTO-OPTICAL INSTRUMENTATION ENGINEERS
Source SetsUniversity of Arizona
LanguageEnglish
Detected LanguageEnglish
TypeArticle
Rights© 2016 Society of Photo-Optical Instrumentation Engineers
Relationhttp://opticalengineering.spiedigitallibrary.org/article.aspx?doi=10.1117/1.OE.55.11.115104

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