System and method for vision evaluation
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United States of America Patent
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Mar 26, 2013
Grant Date -
May 19, 2011
app pub date -
Nov 29, 2010
filing date -
Sep 3, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
A method for vision evaluation including displaying a sequence of frames on a display screen of a display device. Each frame may contain one or more symbols. The method may also include changing one or more viewing parameters between frames of said sequence of frames as the displaying of the sequence of frames progresses. The viewing parameters may be selected from the group of viewing parameters consisting of spatial and temporal parameters. The method may also include calculating a vision evaluation score for the subject whose response to the displayed sequence of frames is received through an input interface device. A system for vision evaluation is also disclosed.
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