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.
Patent No.:
Date of Patent:
Aug. 21, 1979
Filed:
Jun. 03, 1976
Applicant:
Inventors:
Assignee:
Fujitsu Limited, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
250550 ; 350-371 ; 350-62 ; 3501 / ; 358205 ;
Abstract
A light scanning system is described, comprising a circular disk having a plurality of zone-type lenses, where each of the zone-type lenses converges an incoming light beam toward a corresponding focal point, and when moving said circular disk and said incoming light beam relatively each other, said focal point scans object to be scanned in a scanning direction.