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Wide-angle variable focal length lens system

  • US 7,440,193 B2
  • Filed: 01/14/2008
  • Issued: 10/21/2008
  • Est. Priority Date: 04/30/2004
  • Status: Expired due to Fees
First Claim
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1. A variable focal length microlens apparatus comprising:

  • a. a lens frame comprising a first surface and a second surface, with a view aperture formed through said first and second surfaces;

    b. a fluid chamber formed between said first and second surface;

    c. a flexible, substantially transparent polymer lens section positioned over said view aperture on each of said first and second surfaces; and

    d. a fluid pressurization mechanism capable of causing an increase or a decrease of fluid pressure in said fluid chamber, thereby adjustably forming a DCV lens or a DCX lens comprising a focal length range which can vary between about 1.5 mm and about 16 mm.

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