单选题】在67.cm处检影,当加-1.50. DC ´120.时,各个方向的影动都被中和,则此被检眼应戴眼镜度数为( )。
A.+1.50. DS/-1.50. DC ´120. B.+1.50. DC ´120. C.-1.50. DC ´120. D.-1.50. DS/-1.50. DC ´120.正确答案D
单选题】在67.cm处检影,当加-1.50. DC ´120.时,各个方向的影动都被中和,则此被检眼应戴眼镜度数为( )。
A.+1.50. DS/-1.50. DC ´120. B.+1.50. DC ´120. C.-1.50. DC ´120. D.-1.50. DS/-1.50. DC ´120.正确答案D