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:
Sep. 29, 1998
Filed:
Sep. 13, 1996
Applicant:
Inventor:
Wen-Tso Tseng, Tai Chung, TW;
Assignee:
Umax Data Systems, Inc., Hsinchu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ;
U.S. Cl.
CPC ...
359861 ; 359726 ; 359850 ; 359857 ;
Abstract
A tri-mirror multi-reflection optical path folding apparatus for optical scanner includes a light source, a reflection means, a lens set, a charged coupled device (CCD), and a base. The three reflection mirrors of the reflection means are positioned with each other at selected angles such that total reflection time of the optical path is four or five times. The optical path folding apparatus, consequently the scanner, can be made compact size, light weight and low cost.