±0.25DC的交叉柱镜,其光学结构是()。A.+0.25DC*90/-0.25DC
问题:
±0.25DC的交叉柱镜,其光学结构是()。
A.+0.25DC*90/-0.25DC*90
B.+0.25DS/-0.25DC*90
C.+0.25DC*90/-0.25DS*90
D.+0.25DS/-.050DC*90
±0.25DC的交叉柱镜,其光学结构是()。
A.+0.25DC*90/-0.25DC*90
B.+0.25DS/-0.25DC*90
C.+0.25DC*90/-0.25DS*90
D.+0.25DS/-.050DC*90