We directly measured the AC/A ratio and 1/3-meter
at the same time.In addition,we measured AC/A ratios with a regular synoptophore.
Accommodation response(3.00 D)of Emm was higher than P.M and S.M(P<0.05).
Phoropter was used to check the accommodation response and the residual accommodation respectively by " pushup" method.
A subjective testing instrument for measuring
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