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.:

US 8248603 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 21, 2012

Filed:

Apr. 19, 2010
Applicants:

Chih-kuang Chang, Taipei Hsien, TW;

Dong-hai LI, Shenzhen, CN;

LI Jiang, Shenzhen, CN;

Xian-yi Chen, Shenzhen, CN;

Yi-rong Hong, Shenzhen, CN;

Inventors:

Chih-Kuang Chang, Taipei Hsien, TW;

Dong-Hai Li, Shenzhen, CN;

Li Jiang, Shenzhen, CN;

Xian-Yi Chen, Shenzhen, CN;

Yi-Rong Hong, Shenzhen, CN;

Assignees:

Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, Guangdong Province, CN;

Hon Hai Precision Industry Co., Ltd., Tu-Cheng, New Taipei, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 3/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A focus apparatus comprises a first illuminator for emitting light onto an object, an optical apparatus, an image capture apparatus for receiving an image of the object through the optical apparatus, and converting the image into electronic signals, a spectroscope, a coaxial light apparatus and a patterned light apparatus. The coaxial light apparatus and the patterned light apparatus are perpendicularly mounted to a spectroscope. The coaxial light apparatus is perpendicular to the patterned light apparatus. The spectroscope refracts patterned light from the patterned light apparatus and coaxial light from the coaxial light apparatus to the optical apparatus.


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