cornea dioptre角膜屈光度
diopter dioptre折光度
Dioptre Correction屈光度调节
dioptre e屈光度
dioptre analysis折光分析法
prism dioptre[光] 棱镜屈光度
atmospheric dioptre大气折光系数
corneal dioptre屈光度
air dioptre大气折光
N(名词) a unit for measuring the refractive power of a lens: the reciprocal of the focal length of the lens expressed in metres 屈光度