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Skin reflectance measuring apparatus

  • US 4,846,184 A
  • Filed: 02/23/1988
  • Issued: 07/11/1989
  • Est. Priority Date: 04/09/1985
  • Status: Expired due to Fees
First Claim
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1. A skin reflectance measuring apparatus, comprising:

  • (a) a probe comprising a casing enclosing a chamber and having a front wall portion with a surface for contacting said skin, said wall being provided with an aperture which defines a measuring area for measuring the reflectance of a limited portion of said skin, said measuring area having a surface area between 10 and 50 mm2 ;

    (b) flexible fiber optics connection means comprising at least three optical conductors, each conductor having a first end secured in said casing and protruding into said chamber in the direction said aperture and at a fixed distance thereof, without any optical device being interposed between the first end of each conductor and said aperture, a first and a second of said conductors having their first end portions directed respectively in a first and second direction which are symmetrical to each other with respect to an axis extending normally through said aperture, and a third of said conductors having its first end portion extending in another direction than the second direction;

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