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METHOD AND APPARATUS PROVIDING SINGLET WAFER LENS SYSTEM WITH FIELD FLATTENER

  • US 20100002313A1
  • Filed: 07/02/2008
  • Published: 01/07/2010
  • Est. Priority Date: 07/02/2008
  • Status: Active Grant
First Claim
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1. A lens structure, comprising:

  • a first convex lens comprising a first curved side and a first flat side; and

    a concave lens comprising a second curved side and a second flat side, the second curved side of the concave lens being arranged to face the first curved side of the first convex lens; and

    a first space arranged between the first curved side of the first convex lens and the second curved side of the concave lens.

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