+2.00DC×90°与-2.00DC×180°联合后得到()
A、+2.00DS/-2.00DC×90°
B、+2.00DS/-4.00DC×180°
C、+2.00DS/-4.00DC×90°
D、-2.00DS/+2.00DC×90°
E、-2.00DS/+4.00DC×180°
A、+2.00DS/-2.00DC×90°
B、+2.00DS/-4.00DC×180°
C、+2.00DS/-4.00DC×90°
D、-2.00DS/+2.00DC×90°
E、-2.00DS/+4.00DC×180°
A、A.模拟眼后调制-2.00D状态,眼前加-3.00DC×60 B、B.模拟眼后调制-2.00D状态,眼前加+3.00DC×60 C、C.模拟眼后调制0.00D状态,眼前加-3.00DC×60 D、D.模拟眼后调制0.00D状态,眼前加+3.00DC×60 E、E.以上都不对
A、-2.00DS/-2.25DC×90 B、-1.00DS/-1.75DC×180 C、-1.00/+1.00DC×135 D、-4.00DS/+1.25DC×45 E、-3.0ODS/-1.50DC×45