Accession Number : ADD000052

Title :   Optical Ranging Device.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON D C

Personal Author(s) : Hefter,Murray

Report Date : 16 Oct 1973

Pagination or Media Count : 5

Abstract : In the patent a thin interrupter is moved through the image plane of a converging optical system to interrupt light impinging on a pair of equal size detectors. The output signals from the detectors are used as a measure of the distance between the light source or target and the lens and the optical system.

Descriptors :   *Range finding, *Optical equipment, *Patents, Optical detectors, Optical lenses

Subject Categories : Optical Detection and Detectors
      Optics

Distribution Statement : APPROVED FOR PUBLIC RELEASE