- Compact lens with circular spot profile for square die LEDs in multi-LED projectorsThøger Kari
Department of Physics and Nanotechnology, Aalborg University, Skjernvej 4A, DK 9220 Aalborg, Denmark
Appl Opt 50:4860-7. 2011..In a simulated red green blue color mixing projector with seven LEDs, the lens reduced measurable color inhomogeneity by ≈24.1%, with a 5.3% luminous gain, compared to the best rotationally symmetric benchmark lens...
- Reliability of point source approximations in compact LED lens designsThøger Kari
Dept of Physics and Nanotechnology, Aalborg University, Skjernvej 4A, DK 9220 Aalborg, Denmark
Opt Express 19:A1190-5. 2011..The use of point source approximations in compact lens designs is therefore generally discouraged...