Paper
25 October 2013 Development of multi-touch panel backlight system
J. Chomiczewski, M. Długosz, G. Godlewski, M. Kochanowicz
Author Affiliations +
Proceedings Volume 8903, Photonics Applications in Astronomy, Communications, Industry, and High-Energy Physics Experiments 2013; 89030E (2013) https://doi.org/10.1117/12.2032240
Event: Photonics Applications in Astronomy, Communications, Industry, and High-Energy Physics Experiments 2013, 2013, Wilga, Poland
Abstract
The paper presents design, simulation analysis, and measurements of parameters of optical multi touch panel backlight system. Comparison of optical technology with commercially available solutions was also performed. The numerical simulation of laser based backlight system was made. The influence of the laser power, beam divergence, and placing reflective surfaces on the uniformity of illumination were examined. Optimal illumination system was used for further studies.
© (2013) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
J. Chomiczewski, M. Długosz, G. Godlewski, and M. Kochanowicz "Development of multi-touch panel backlight system", Proc. SPIE 8903, Photonics Applications in Astronomy, Communications, Industry, and High-Energy Physics Experiments 2013, 89030E (25 October 2013); https://doi.org/10.1117/12.2032240
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KEYWORDS
Semiconductor lasers

Reflectivity

Calibration

Cameras

CCD cameras

Infrared radiation

Numerical simulations

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