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. 30, 2006
Filed:
May. 29, 2003
Tsuguo Nanjo, Toyohashi, JP;
Naohisa Shibata, Gamagori, JP;
Tsuguo Nanjo, Toyohashi, JP;
Naohisa Shibata, Gamagori, JP;
Nidek Co., Ltd., , JP;
Abstract
A fundus camera capable of obtaining a fundus image while keeping a fixed field angle even if an eye is not emmetropia, and advantageously utilizing a photographed image for diagnosis. The camera includes a photographing optical system having a photographing optical axis, a focusing lens arranged movable along the axis in an optical-axis direction, and a first element which picks up a fundus image illuminated with illumination light for photographing via the lens, a unit which moves the lens, a unit which detects a position of the lens, a display, and a display control unit which synthesizes the fundus image picked up by the element within an opening of a display frame figure, a size of the opening determined by a detection result of the detecting unit, to display as an image keeping a fixed field angle regardless of visibility of the eye, and displays on the display.