Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type
Patent
1995-04-10
1997-06-17
Mai, Huy
Optics: eye examining, vision testing and correcting
Eye examining or testing instrument
Objective type
351206, 351215, 128691, A61B 310, A61B 314, A61B 502
Patent
active
056402201
ABSTRACT:
An apparatus and method for comparing entoptically observed corpuscles with computer simulated images of corpuscle-like particles without requiring the observer to view more than one screen. Also disclosed are an apparatus and method for determining and documenting the size of the foveal avascular zone (FAZ). And an apparatus and method are disclosed for determining changes in the observer's leukocyte characteristics due to blue light flicker stimulation.
REFERENCES:
patent: 5016643 (1991-05-01), Applegate et al.
Sun Jianguo
Vo Van Toi
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