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:
Aug. 06, 1996
Filed:
Jan. 17, 1995
Tsuguo Nanjo, Toyohashi, JP;
Nidek Co., Ltd., , JP;
Abstract
A fundus camera, which has an illumination optical system for illuminating a fundus of an examinee's eye, an observation optical system for observing the fundus and a photographing optical system for photographing an image of the fundus, the photographing system sharing partially a common optical path with the observation optical system, comprises a beam splitter disposed in the optical path of the photographing optical system, the optical path being used in common with the observation optical system, to dispose coaxially an optical path of the illumination optical system and same of the observation optical system and the photographing optical system, and photoelectric imaging elements disposed respectively in the observation optical system and the photographing optical system.