Medical term:

isopter



isopter

 [i-sop´ter]
a curve representing areas of equal visual acuity in the field of vision.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

i·sop·ter

(ī-sop'tĕr),
A line of equal retinal sensitivity in the visual field.
[iso- + G. optēr, observer]
Farlex Partner Medical Dictionary © Farlex 2012

i·sop·ter

(ī-sop'tĕr)
A line of equal retinal sensitivity in the visual field.
[iso- + G. optēr, observer]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

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.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann


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