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Optical sensor

  • US 4,750,796 A
  • Filed: 05/30/1986
  • Issued: 06/14/1988
  • Est. Priority Date: 05/31/1985
  • Status: Expired due to Term
First Claim
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1. An optical sensor which comprises an optical waveguide comprising a cladding and an optical waveguide member made of a transparent elastomer which is surrounded by the cladding and through which light is propagated, wherein an amount of light to be propagated through the waveguide member is changed according to a degree of elastic deformation of the waveguide member.

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