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:
May. 07, 2019
Filed:
Jul. 18, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/10 (2006.01); G02B 26/12 (2006.01); G03G 15/04 (2006.01);
U.S. Cl.
CPC ...
G03G 15/04036 (2013.01); G02B 26/10 (2013.01); G02B 26/12 (2013.01); G03G 15/04072 (2013.01);
Abstract
In one embodiment, an optical scanning device includes a board and a light receiving member, the positional accuracy of which is improved. When a length in a scanning direction and a length in an intersection direction of a body portion of the light receiving member are denoted by Lxand Ly, respectively, and a length in the scanning direction and a length in the intersection direction of a through-hole formed in the board are denoted by Lxand Ly, respectively, the lengths Lx, Ly, Lx, and Lysatisfy the following formula: (Lx−Lx)>(Ly−Ly).