Stereo eye fundus camera

Details Stereo eye fundus camera Stereo eye fundus camera

1992-08-05

1993-10-19

Arnold, Bruce Y.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351211, 351214, 354 62, A61B 314

Patent

active

052550265

ABSTRACT:
A stereo eye fundus camera has an illuminating optical system for illuminating the fundus of an eye to be tested through an objective lens, and a taking optical system for taking the eye fundus through the objective lens. The feature of the stereo eye fundus camera is that it has a mark projecting optical system for projecting at least three marks on the eye fundus such that the three marks are not on the same straight line.

REFERENCES:
patent: 4068932 (1978-01-01), Ohta et al.
patent: 4248505 (1981-02-01), Muchel et al.
patent: 4396260 (1983-08-01), Takizawa et al.

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