Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type
Reexamination Certificate
2011-03-15
2011-03-15
Dang, Hung X (Department: 2873)
Optics: eye examining, vision testing and correcting
Eye examining or testing instrument
Objective type
C351S221000, C396S018000
Reexamination Certificate
active
07905598
ABSTRACT:
An ophthalmologic photographing apparatus includes an imaging unit configured to capture a fundus image of a subject's eye to output an image signal, a projection unit configured to intermittently project an index light flux onto the subject's eye in synchronization with the image signal from the imaging unit, and an image recording unit configured to record the image signal from the imaging unit as a moving image.
REFERENCES:
patent: 5594512 (1997-01-01), Yoneda
patent: 6546198 (2003-04-01), Ohtsuka
patent: 7300154 (2007-11-01), Ono
patent: 7331673 (2008-02-01), Ono
patent: 9-131316 (1997-05-01), None
patent: 3386258 (2003-03-01), None
Kishida Nobuyoshi
Nakajima Hajime
Okumura Toshiaki
Canon Kabushiki Kaisha
Canon U.S.A. Inc. IP Division
Dang Hung X
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