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Tunable optical filter, optical switch, and optical add/drop multiplexer employing linearly variable thin film optical filters

  • US 20040131309A1
  • Filed: 09/03/2003
  • Published: 07/08/2004
  • Est. Priority Date: 09/03/2002
  • Status: Abandoned Application
First Claim
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1. A tunable wavelength filter;

  • comprising;

    an optical path having an input port and a drop port;

    a linearly variable filter within the optical path; and

    an actuator mechanically coupled to the linearly variable filter, the actuator operable to position a portion of the linearly variable filter corresponding to an optical channel in the optical path.

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