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:
Jan. 05, 2010
Filed:
Feb. 28, 2008
Naoki Ichikawa, Okazaki, JP;
Naoki Ichikawa, Okazaki, JP;
Nidek Co., Ltd., Gamagori, JP;
Abstract
A fundus camera of which the operability in alignment when photographing a fundus is enhanced includes a photographing optical system having a photographing optical axis which photographs the fundus, a fundus observation optical system picking up a fundus observation image, an anterior-segment observation optical system picking up an anterior-segment observation image, a photographing unit housing the optical systems, a moving mechanism moving the unit for alignment of the axis, a display unit, and a controller controlling the display unit and making display switching between the images on a screen of the display unit, wherein the controller includes a program for forming and displaying a reticle mark both in displaying the fundus observation image and in displaying the anterior-segment observation image while forming and displaying an alignment mark of which a relative distance from the reticle mark varies with an alignment deviation amount of the axis with respect to an eye.