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Automatic follow-up lighting system

  • US 5,023,709 A
  • Filed: 11/06/1989
  • Issued: 06/11/1991
  • Est. Priority Date: 11/06/1989
  • Status: Expired due to Fees
First Claim
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1. An automatic follow-up lighting system for automatically following an object having a mark thereon, said system comprising:

  • a turntable pivotable arbitrarily in a vertical and a horizontal direction;

    a lighting unit fixed to said turntable and having directivity;

    an imaging means having a field of view covering at least a part of a lighting range provided by said lighting unit, said imaging means producing output signals corresponding to said field of view thereof;

    a calculating controller means for processing said output signals obtained from said imaging means to determine a position of the mark on the object and to drive said turntable so as to track the mark on the object.

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