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:
Dec. 05, 2000
Filed:
May. 23, 1997
Applicant:
Inventors:
Tatsuo Konno, Yokohama, JP;
Masayoshi Kiuchi, Isehara, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; H04N / ;
U.S. Cl.
CPC ...
396 71 ; 348340 ; 348342 ; 348360 ; 359892 ; 396544 ;
Abstract
A lens barrel which is detachably mountable on a camera body comprises a lens system and a low-pass filter, wherein the low-pass filter is detachably mountable with respect to an optical path of the lens system. An accessory which is provided between a camera body and a lens barrel and which is detachably mountable on the camera body and the lens barrel, comprises a lens and a low-pass filter. A camera system comprises a camera body and a lens barrel which is detachably mountable on the camera body, wherein the lens barrel has a low-pass filter which is detachably mountable with respect to an optical path of a lens system.