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Optical system and imaging device

  • US 20030117719A1
  • Filed: 09/13/2002
  • Published: 06/26/2003
  • Est. Priority Date: 09/17/2001
  • Status: Active Grant
First Claim
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1. An optical apparatus having a look-up table provided with control information for controlling an optimum variable optical-property optical element in accordance with one of a distance to an object, a zoom state, and a combination of said distance to the object with said zoom state, wherein a drive of a variable optical-property optical element is controlled on said control information obtained from said look-up table or a predetermined calculation process is executed on said control information obtained from said look-up table, and information obtained from said calculation process is used to control the drive of said variable optical-property optical element.

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