Accession Number : AD0164290

Title :   Optical Reader and Character Identification System Utilizing a Two-Dimensional Diffracting Means.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON D C

Personal Author(s) : Bryant,John F. ; Hyde,Will T. , Jr

Report Date : 23 MAR 1971

Pagination or Media Count : 8

Abstract : The invention contemplates a character identification system for rapidly and positively identifying characters, symbols, alphanumerics, arabic numbers, etc. which comprise a source of collimated coherent light, impinging upon a substantially plane surface having relatively opaque and transparent portions defining the character to be identified.

Descriptors :   *Character recognition, *Optical equipment, *Patents, Identification systems, Reading machines

Subject Categories : Optics

Distribution Statement : APPROVED FOR PUBLIC RELEASE