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Optics InfoBase > Conference Papers > OFT > 2014 > JTu5A > Page JTu5A.28 © 2014 OSA

Conference Paper
Optical Fabrication and Testing
Kohala Coast, Hawaii United States
June 22-26, 2014
ISBN: 978-1-55752-747-9
Joint Poster Session (JTu5A)

Freeform LED Lens Design for Uniform Illumination with Prescribed Candela Distribution

Jin-Jia Chen, Ze-Yu Huang, Te-Shu Liu, and Kuang-Lung Huang  »View Author Affiliations


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A lens design method based on prescribed candela distribution is presented. By using this method, an LED lens of arbitrary beam angle can be obtained with uniformity greater than 0.8 and optical efficiency above 90%.

© 2014 OSA

OCIS Codes
(230.3670) Optical devices : Light-emitting diodes
(220.2945) Optical design and fabrication : Illumination design
(220.4298) Optical design and fabrication : Nonimaging optics

J. Chen, Z. Huang, T. Liu, and K. Huang, "Freeform LED Lens Design for Uniform Illumination with Prescribed Candela Distribution," in Classical Optics 2014, OSA Technical Digest (online) (Optical Society of America, 2014), paper JTu5A.28.

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