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:
Nov. 29, 2005
Filed:
Feb. 26, 2003
Yoshihiko Tanaka, Shizuoka, JP;
Nobuo Nakajima, Chiba, JP;
Yasutaka Naruge, Shizuoka, JP;
Koji Furusawa, Ibaraki, JP;
Yoshihiko Tanaka, Shizuoka, JP;
Nobuo Nakajima, Chiba, JP;
Yasutaka Naruge, Shizuoka, JP;
Koji Furusawa, Ibaraki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention has as its object to provide a light source unit in which the relative portion of a detecting device and a condensing device is accurately determined, whereby the detecting device can reliably detect a laser beam, and a scanning optical apparatus using the same, and for this purpose, the present invention provides a scanning optical apparatus having a light source, a holding member for holding the light source, a deflecting device for deflecting light emitted from the light source, a detecting device for detecting the light deflected by the deflecting device, and a condensing lens for condensing the light incident on the detecting device, wherein the holding member positions the detecting device, and holds the condensing lens.