A.180°±30° B.45°±15° C.90°±30° D.135°±30°
A.电脑验光仪 B.瞳距尺 C.瞳距仪 D.综合验光仪
A.右眼加-0.25D B.右眼加+0.25D C.左眼加-0.25D D.左眼加+0.25D