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IMAGE SHAKE CORRECTION DEVICE FOR OPTICAL APPARATUS AND OPTICAL APPARATUS HAVING IMAGE SHAKE CORRECTION DEVICE

  • US 20010022688A1
  • Filed: 05/27/1999
  • Published: 09/20/2001
  • Est. Priority Date: 05/28/1998
  • Status: Active Grant
First Claim
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1. An image shake correction device of an optical apparatus comprising:

  • an optical element provided in the optical path of the principal optical system, including a pair of flat plates being made of transparent material corresponding to the incident surface and outgoing surface and transparent fluid filler filled between said pair of flat plates; and

    a driving mechanism, having an actuator which utilizes shape memory alloy functioning to change the angle of at least one of said pair of flat plates with respect to an optical axis of a principal optical system of the optical apparatus.

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