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Ambient light detecting device for a vehicle

  • US 8,389,966 B2
  • Filed: 10/26/2009
  • Issued: 03/05/2013
  • Est. Priority Date: 10/29/2008
  • Status: Active Grant
First Claim
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1. A light detecting device comprising:

  • a case to be fixed to a windshield, outside light passes through the windshield and an entrance hole defined in the case;

    a reflector to reflect a predetermined light of the outside light, the predetermined light traveling from a predetermined area; and

    a light receiving element disposed in the case to have a distance from the windshield, the distance being larger than a distance between the windshield and the entrance hole, wherein the light receiving element receives the reflected predetermined light.

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