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Distributed optical fiber sensor with controlled response

  • US 6,205,263 B1
  • Filed: 06/16/1999
  • Issued: 03/20/2001
  • Est. Priority Date: 06/16/1999
  • Status: Expired due to Term
First Claim
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1. An optical fiber, said fiber having a core and a cladding, said cladding being permeable and including a composition sensitive to a target chemical, said fiber having at least one parameter that varies as a function of position in said fiber to maintain uniform the level of sensitivity of the reaction between said composition and said target chemical.

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