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HUMAN-READABLE, BI-STATE ENVIRONMENTAL SENSORS BASED ON MICRO-MECHANICAL MEMBRANES

  • US 20090244680A1
  • Filed: 03/31/2008
  • Published: 10/01/2009
  • Est. Priority Date: 03/31/2008
  • Status: Active Grant
First Claim
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1. A sensor, comprising:

  • an interferometric modulator, the modulator configured to permanently actuate in response to a predetermined level of mechanical shock, wherein the actuation of the interferometric modulator is visually detectable.

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