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. 26, 2013
Filed:
Aug. 17, 2010
Applicant:
Yasuhiro Dobashi, Matsudo, JP;
Inventor:
Yasuhiro Dobashi, Matsudo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 3/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ophthalmologic photographing apparatus includes an illumination unit configured to illuminate a subject's eye with one of infrared light and visible light, an input unit configured to input a signal to the illumination unit, a measurement unit configured to measure an input time of the signal from the input unit, a detection unit configured to detect that the input time is a predetermined time or longer, and a control unit configured to control the illumination unit according to a detection result by the detection unit to switch from the infrared light to the visible light.