New laser based remote phosphor solutions are starting to replace conventional lamp or LED systems particularly where high luminance is needed. For automotive applications the light of blue semiconductor laser diodes is partly converted by a yellow phosphor and scattered. This light modules with a lambertian white luminous intensity distribution, a high luminance of more than 200 Mcd/m2 and a spot size smaller than 0,5 mm is an optimal point source for car headlamp systems. This hybrid of divergent laser and broadband radiation, developed to function as a conventional light source is actually not completely covered by the existing safety standards neither the IEC 60825-1 Ed.3.0:2014 [1] nor the IEC 62471:2006 [2]. A vertical product safety standard can close this gap and provide automotive specific requirements for robustness tests, information about maintenance, service, labelling and measures to avoid failure modes.
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ILSC 2017: Proceedings of the International Laser Safety Conference
March 20–23, 2017
Atlanta, Georgia, USA
ISBN:
978-1-940168-13-5
PROCEEDINGS PAPER
Optical-safety of white, laser based light sources for automotive headlamp applications Available to Purchase
Werner Halbritter;
Werner Halbritter
1
OSRAM
, Parkring 33, 85748 Garching (Munich), Germany
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Josef Schug
Josef Schug
2
Lumileds Germany GmbH
, Philipsstr. 8, 52068 Aachen, Germany
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Published Online:
March 01 2017
Citation
Werner Halbritter, Josef Schug; March 20–23, 2017. "Optical-safety of white, laser based light sources for automotive headlamp applications." Proceedings of the ILSC 2017: Proceedings of the International Laser Safety Conference. ILSC 2017: Proceedings of the International Laser Safety Conference. Atlanta, Georgia, USA. (pp. pp. 181-184). ASME. https://doi.org/10.2351/1.5056874
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