Conclusion the cct is the thickest in the low dioptre myopia , and the iop is the highest in the high dioptre myopia .

结论低度近视的角膜厚度最厚而高度近视的眼压最高。

D : it 's necessary to dilate the pupils for the eyetest . In this way we can get the exact dioptre .

医生：验光需要放大瞳孔，这样我们可以得到准确的屈光度。