×

High frequency, low power light source for video camera

DC
  • US 5,010,412 A
  • Filed: 12/27/1988
  • Issued: 04/23/1991
  • Est. Priority Date: 12/27/1988
  • Status: Expired due to Term
First Claim
Patent Images

1. A light source for providing illumination of an object, said light source comprising:

  • a diode for emitting light when energized;

    means for periodically energizing said diode with an adjustable frequency and duty cycle such that said diode emits a sequence of light flashes illuminating said object; and

    enabling means for selectively enabling and disabling said means for periodically energizing said diode, said enabling means being operatively responsive to a synchronization signal.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×