The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 16, 1986

Filed:

May. 04, 1984
Applicant:
Inventors:

Kiziro Suzuki, Hamura, JP;

Takashi Tsutsumi, Tokyo, JP;

Shotaro Yokoyama, Yokosuka, JP;

Takashi Nishibe, Yokosuka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C / ; G03B / ;
U.S. Cl.
CPC ...
356-1 ; 354408 ; 250201 ;
Abstract

A range finder wherein a photocurrent in a predetermined number of light receiving elements corresponding to images formed by a first and a second optical devices for receiving light reflected by an object through different light paths on a focal plane, arranged in first and second light receiving element trains is quantized with reference to the maximum photocurrent in the light receiving elements by a first and a second quantizing devices, and wherein the corelation between the first and second quantizing devices are used for determining the distance to be measured.


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