Head-up display for night vision goggles
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United States of America Patent
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Oct 18, 2016
Grant Date -
Apr 28, 2016
app pub date -
Jun 17, 2013
filing date -
Jun 17, 2013
priority date (Note) -
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Abstract
A head-up display system for facilitating the use of night vision goggles for a person in a vehicle during night vision conditions, the system comprising a light source for providing light to an image source arranged to project an image on a semi-transparent combiner mirror arranged to superimpose the projected image onto a view of the environment in front of the vehicle. The system also comprises a first and a second light source for alternatively providing light to the image source; the first light source being arranged to emit light of a first color in a first light emission spectrum, perceived as green, and to be used during daylight conditions, and the second light source being arranged to emit light of a second color in a second light emission spectrum, perceived as yellow or orange, and to be used during night vision conditions.
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