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isoacuity area |
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isoacuity area 1. An area surrounding the fixation point in which visual acuity is approximately constant. The width of this area varies with the test target, being smallest with resolution of two dots and largest with Landolt rings or gratings. 2. An area of the visual field in which visual acuity is more or less constant. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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