Optical combiner collimating apparatus

Details Optical combiner collimating apparatus Optical combiner collimating apparatus

G - Physics

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G02B 27/10 (2006.01) G02B 5/30 (2006.01) G02B 27/01 (2006.01) G02B 27/02 (2006.01) G02F 1/1347 (2006.01) G09B 9/32 (2006.01) G02B 27/00 (2006.01)

Patent

CA 1322482

IMPROVED OPTICAL COMBINER COLLIMATING APPARATUS ABSTRACT OF THE DISCLOSURE An improved optical display system, such as a head-up display system. A highly transmissive lightweight and shatterproof optical combiner is provided. The combiner includes at least one cholesteric liquid crystal element for transmitting a first image in a line of sight and for reflecting a second image into the line of sight. Multiple cholesteric elements are used in a multicolor shutter, a multicolor combiner, and a multicolor collimator to display a multicolor image.

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