Patent ID: 7942525
Filing Date: 2011-05-17
Classification: A61B,A61H

Abstract:
1. A method for testing or training the contrast sensitivity of a subject, the method comprising: providing a display device viewable by the subject; providing an input device accessible to the subject capable of receiving, at a given time, at least one of any of a plurality of spatially defined inputs; displaying, on the display device, a plurality of circular contrast zones beginning at a first time, the plurality of circular contrast zones spatially arranged in correspondence with the plurality of spatially defined inputs, one of the plurality of circular contrast zones having a different contrast than the other contrast zones; receiving, at a second time, one of the plurality of spatially defined inputs; determining whether the received spatially defined input corresponds to the contrast zone having a different contrast than the other contrast zones; and storing the determination as to whether the received spatially defined input corresponds to the contrast zone having a different contrast than the other contrast zones.