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Single layer MEMS based variable optical attenuator with transparent shutter

  • US 20040136680A1
  • Filed: 01/05/2004
  • Published: 07/15/2004
  • Est. Priority Date: 01/09/2003
  • Status: Abandoned Application
First Claim
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1. A MEMS variable optical attenuator (VOA) comprising:

  • a. at least one semitransparent refraction-mode shutter operative to attenuate an optical beam transmitted along an optical path from a first optical fiber to a second optical fiber, using refraction of said beam; and

    b. an actuator operative to position said at least one shutter in said optical path along a movement axis.

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