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Variable mirror, optical apparatus and decentered optical system which include variable mirror, variable-optical characteristic optical element or combination thereof

  • US 20030214734A1
  • Filed: 08/09/2002
  • Published: 11/20/2003
  • Est. Priority Date: 03/17/1999
  • Status: Active Grant
First Claim
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1. A variable mirror formed of an elastic or flexible material supported at an outer peripheral portion thereof and capable of changing a surface configuration, wherein rigidity of a deformable thin-film portion varies in a plane.

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