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
Author Affiliations +
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%.
© (2013) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
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); doi: 10.1117/12.2023195; https://doi.org/10.1117/12.2023195
PROCEEDINGS
9 PAGES


SHARE
RELATED CONTENT

Köhler integration in color mixing collimators
Proceedings of SPIE (September 08 2015)
Requirements on LEDs for advanced optical systems
Proceedings of SPIE (February 13 2007)
LED illuminator for a microdisplay projector
Proceedings of SPIE (October 19 2012)
Requirements on LEDs in etendue limited light engines
Proceedings of SPIE (April 25 2008)
Optical concept for an active headlamp with a DMD array
Proceedings of SPIE (April 28 2008)

Back to Top