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:
Nov. 27, 1984

Filed:

Jul. 30, 1982
Applicant:
Inventor:

Takeomi Suzuki, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J / ;
U.S. Cl.
CPC ...
250201 ; 250204 ;
Abstract

A light beam splitter includes a splitter lens a light flux splitter, in which a splitter lens is disposed such that a light beam, having passed through substantially one half of the light emission area of a focusing lens defined by a substantial border line constituted by a straight line passing through the center of the light emission area and dividing the area into two regions, is incident on light receiving elements in one of two light receiving element arrays and a light beam having passed through the other region is incident on light receiving elements in the other light receiving element array individually corresponding to the first-mentioned light receiving elements.


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