Using the toroidal and cylindrical lenses to project the RGB LEDs sources on the lens array with elliptic solid angle calculation for the DLP projector

Wen-Shing Sun

doi:10.1117/12.2023195

25 September 2013 Using the toroidal and cylindrical lenses to project the RGB LEDs sources on the lens array with elliptic solid angle calculation for the DLP projector

Wen-Shing Sun

Author Affiliations +

Proceedings Volume 8841, Current Developments in Lens Design and Optical Engineering XIV; 884110 (2013) https://doi.org/10.1117/12.2023195
Event: SPIE Optical Engineering + Applications, 2013, San Diego, California, United States

Abstract

We present an asymmetric condenser with an elliptical solid angle distribution and improves system efficiency of 15.5%. The proposed system on the DMD achieves the light efficiency of 63.4% and the average deviation of 1.75%.

Citation Download Citation

Wen-Shing Sun "Using the toroidal and cylindrical lenses to project the RGB LEDs sources on the lens array with elliptic solid angle calculation for the DLP projector", Proc. SPIE 8841, Current Developments in Lens Design and Optical Engineering XIV, 884110 (25 September 2013); https://doi.org/10.1117/12.2023195

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