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fovea
fovea centralis
central part of the retina, thin and depressed, which contains almost exclusively cones and forming the site of most distinct vision
Note 1 to entry: to entry: The fovea subtends an angle of about 0,087 rad (5°) in the field of vision.
Note 2 to entry: This entry was numbered 845-02-05 in IEC 60050-845:1987.
Note 3 to entry: This entry was numbered 17-471 and 17-472 in CIE S 017:2011.