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Binocular contrast sensitivity under the 3 conditions for the 5 subjects and their average. On average, binocular SA correction led to an average improvement in contrast sensitivity by a factor of 1.1, 1.1, 1.2 and 1.1 at 4, 8, 16 and 24 c/deg, respectively, compared to baseline. At the same frequencies, binocular complete correction improved contrast sensitivity by a factor of 1.2, 1.5, 1.8 and 2.1, respectively.
