Ophthalmic observation apparatus

Details Ophthalmic observation apparatus Ophthalmic observation apparatus

2005-03-25

2008-08-26

Mai, Huy K (Department: 2873)

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

C351S214000

Reexamination Certificate

active

07416304

ABSTRACT:
An apparatus for observing an eye of an examinee, comprises: an irradiation optical system for irradiating and two-dimensionally scanning a laser beam onto an observational objective part of the eye; an observation optical system having a photo-receiving element, for photo-receiving the laser beam reflected by the objective part to obtain an image of the objective part, the observation optical system sharing at least a part of the irradiation optical system; a display which displays the obtained image; a polarizing member arranged on an optical axis of the observation optical system, an arrangement angle of the polarizing member with respect to the optical axis being changeable to change a polarized component to be transmitted by the polarizing member.

REFERENCES:
patent: 5177511 (1993-01-01), Feuerstein et al.
patent: 5847805 (1998-12-01), Kohayakawa et al.
patent: 6704106 (2004-03-01), Anderson et al.
patent: B2 3-51408 (1991-08-01), None
patent: A 06-114008 (1994-04-01), None

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