A.2/3 B.1/2 C.1/3 D.3/4
A.縮小鏡片直徑或放平平行弧 B.增加鏡片直徑或放平平行弧 C.縮小鏡片直徑或收緊平行弧 D.增加鏡片直徑或收緊平行弧
A.矯正的近視度數(shù)≤-6.00D B.逆規(guī)角膜散光≤-1.75D C.角膜曲率在41.50-45.00D D.無眼部疾病,無接觸鏡禁忌