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:
Mar. 17, 2015
Filed:
Apr. 19, 2013
Applicant:
Chervon (Hk) Limited, Wanchai, HK;
Assignee:
Chevron (HK) Limited, Hong Kong, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 19/00 (2006.01); G01S 7/481 (2006.01); G01B 11/02 (2006.01);
U.S. Cl.
CPC ...
G02B 19/0009 (2013.01); G01S 7/481 (2013.01); G01B 11/026 (2013.01); G02B 19/0085 (2013.01); G01S 7/4816 (2013.01);
Abstract
A condenser lens suitable for a laser rangefinder includes a lens body wherein the lens body is formed with or has attached thereto a deviation correction area that is located on the light emitting side thereof for correcting focus deviation upon reception of light scattered by a close range object. A center of the body is located inside the deviation correction area of the lens. The deviation correction area may include one or more deviation correction zones.