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System and method for despeckling an image illuminated by a coherent light source

  • US 7,969,644 B2
  • Filed: 12/17/2008
  • Issued: 06/28/2011
  • Est. Priority Date: 09/02/2008
  • Status: Active Grant
First Claim
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1. An image generation system, comprising:

  • an optical fiber positioned to receive a source beam from a coherent optical source;

    a ditherer being coupled with the optical fiber and operable to modulate a position of at least a portion of the optical fiber;

    a lens configured to refract the source beam, such that the source beam is aimed at a microlens diffuser;

    the microlens diffuser being positioned to project the source beam onto a spatial modulator; and

    the spatial modulator positioned to project the source beam via an imaging lens, to a target.

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