Programmable light beam shape altering device using programmable micromirrors

  • US 6,771,411 B2
  • Filed: 07/16/2002
  • Issued: 08/03/2004
  • Est. Priority Date: 02/07/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. A light shape altering device, comprising:

  • a memory, storing information indicative of at least one light shape to form shapes within a light beam to be projected, said memory storing a plurality of said light shapes; and

    a control system, selecting at least one of said plurality of light shapes from said memory, producing a control signal indicative of said one of said shapes, end producing said control signal as an output in a format to control a digitally controllable light shape altering device.

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