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VCSEL based low coherence emitter for confocal 3D scanner

  • US 10,148,066 B2
  • Filed: 04/18/2017
  • Issued: 12/04/2018
  • Est. Priority Date: 08/27/2014
  • Status: Active Grant
First Claim
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1. A light source for illuminating an optical system, comprising:

  • an array of VCSELs operatively connectable to a power source; and

    a homogenizing lens array comprising a plurality of homogenizing lenses, each VCSEL emitter having a respective homogenizing lens of the plurality in registry therewith, the homogenizing lens array and array of VCSELs configured to generate a far field homogenized pattern of overlapping light beams at a spot generator microlens array.

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