isopter /isop·ter/ (i-sop´ter) a curve representing areas of equal visual acuity in the field of vision.
isopter [i-sop´ter]
i·sop·ter ( -s p t r)n. A curve of equal retinal sensitivity in the visual field designated by a fraction, the numerator being the diameter of the test object, and the denominator being the testing distance. |
isopter [i-sop´ter]
a curve representing areas of equal visual acuity in the field of vision.
isopter
In the determination of visual fields, it is the contour line representing the limits of equal retinal sensitivity to a given test target. See visual field; perimeter.
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