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Refractive-diffractive hybrid lens, in particular for beam shaping of high power diode lasers

  • US 20050168837A1
  • Filed: 11/18/2004
  • Published: 08/04/2005
  • Est. Priority Date: 11/21/2003
  • Status: Active Grant
First Claim
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1. A cylindrical lens comprising:

  • a refractive optical element having a refractive surface; and

    a diffractive optical element.

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