Electrochromic rearview mirror element incorporating a third surface reflector

  • US 6,870,656 B2
  • Filed: 01/28/2003
  • Issued: 03/22/2005
  • Est. Priority Date: 04/02/1997
  • Status: Expired due to Term
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First Claim
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1. A rearview assembly for use in a vehicle, said rearview assembly comprising:

  • a housing adapted to be mounted to the vehicle;

    a rearview element disposed in the housing for providing an image to the driver of a rearward view from the rearview assembly, wherein said rearview element is an electro-optic mirror element having a reflective layer; and

    a glare sensor subassembly mounted behind said rearview element so as to sense light passing through said rearview element, said glare sensor subassembly comprising a glare sensor device and a secondary optical element positioned between said glare sensor device and said rearview element, wherein at least a portion of said reflective layer in front of said glare sensor subassembly is transfiective.

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