Fundus camera

Details Fundus camera Fundus camera

2011-04-05

2011-04-05

Dang, Hung X (Department: 2873)

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

C351S221000

Reexamination Certificate

active

07918557

ABSTRACT:
A fundus camera includes an illumination unit which includes an optical element configured to irradiate an eye fundus with visible light from a position conjugate with an anterior eye portion of an eye to be examined, and an imaging unit configured to take an image of the eye fundus with light which is emitted from the illumination unit and reflected from the eye fundus, wherein the illumination unit includes a blue LED chip and a fluorescent member that is excited by light emitted from the blue LED chip and emits fluorescence, and the fluorescent member is irradiated again with apart of the light reflected by the optical element.

REFERENCES:
patent: 2008/0212027 (2008-09-01), Shimizu
patent: 3409666 (2003-05-01), None
patent: 2006-174984 (2006-07-01), None
patent: 2007-029726 (2007-02-01), None

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