OK镜在医学上称作角膜塑形镜片,之所以称“OK镜”,并非它在功能上真的“OK”,而是其英文简称为“Ortho—K”。OK镜实际上是一种特殊设计的隐形眼镜,原理是用这种硬性镜片压迫眼睛角膜改变其弧度(即角膜矫形),从而阻止或减缓近视发展。简单地说,即是用一个比角膜的曲率更扁平的硬性镜子扣在角膜上,晚上睡觉闭上眼睛时产生 OK mirror in medicine called orthokeratology lenses, the reason called “OK mirror”, not it is really “OK” in function, but its English abbreviation as “Ortho-K”. OK mirror is actually a specially designed contact lens, the principle is the use of such rigid lenses oppression of the eye cornea to change its curvature (ie, corneal), thereby preventing or slowing the development of myopia. Simply put, that is, with a more flat than the corneal curvature of the rigid mirror buckle on the cornea, sleep at night when the eyes closed