Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type
Patent
1997-12-23
1998-12-22
Manuel, George
Optics: eye examining, vision testing and correcting
Eye examining or testing instrument
Subjective type
A61B 300
Patent
active
058524894
ABSTRACT:
A digital virtual chiasm apparatus for controlled stimulation of visual cortices, which contains an eye tracker, a digital computer, and a display device. The apparatus is capable of generating a first set of stimuli in a first half visual field while simultaneously generating a second set of stimuli in second, contralateral half visual field and a boundary between said first half visual field and said second half visual field. It is also capable of moving the boundary between the first half visual field and the second half visual field in response to eye movement of the subject.
REFERENCES:
patent: 5491757 (1996-02-01), Lehmer et al.
patent: 5583795 (1996-12-01), Smyth
patent: 5644642 (1997-07-01), Kirschbaum
Greenwald Howard J.
Manuel George
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