Fundus camera

Details Fundus camera Fundus camera

2008-04-29

2008-04-29

Schwartz, Jordan (Department: 2873)

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

C351S211000

Reexamination Certificate

active

07364295

ABSTRACT:
A fundus camera, of which usability is enhanced while offering an excellent combination of automatic and manual photographing, includes a photographing optical system having a photographing optical axis, a movable focusing lens and an image-pickup element, alignment-state detection means, focusing-state detection means, a fixation target presenting unit where a presenting position of a fixation target is changeable between a reference position for photographing a central portion and a peripheral position for photographing a peripheral portion, a photographing starting switch, means for switching between a manual mode in which photographing is performed based on a signal from the switch and an automatic mode in which photographing is automatically performed.

REFERENCES:
patent: 5463430 (1995-10-01), Isogai et al.
patent: 6669339 (2003-12-01), Nanjyo
patent: 2005/0068496 (2005-03-01), Ichikawa
patent: 2005/0117115 (2005-06-01), Ichikawa
patent: A-06-046999 (1994-02-01), None
patent: A-08-275921 (1996-10-01), None
patent: 2000-005131 (2000-01-01), None

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