After correcting nearsightedness and farsightedness , the changing curve of near point and far point for eyes is given .

论述了近视与远视矫正后，人眼近点与远点的相应改变，给出了变化曲线；

The surgery can be used to correct different types of visions defects like nearsightedness , farsightedness , presbyopia and astigmatism among others .

手术可用于不同类型的正确的看法缺陷像近视，远视，老花眼和散光等。

LASIK surgery uses small laser cuts to reshape the surface of the cornea , eliminating farsightedness or nearsightedness , and the need for glasses or contacts .

LASIK手术使用小的激光切口对角膜重新塑形，消除远视或近视，使人们不在需要镜框眼镜或接触镜。

This method , can wash eyes of harmful substances and dirt , and also for mild cataract effectively , and can improve , farsightedness , astigmatism myopic lasik corruptive degree .

此法，能洗去眼中的有害物质和灰尘，还对轻度白内障有效，并能改善散光、远视、近视的屈光不正程度。

Visual organs in puberty basically completed , this phase is related to refractive and development of the high incidence of disease , such as nearsightedness , farsightedness , amblyopic , strabismus and so on .

视觉器官在青春发育期基本完成，此阶段也是与发育有关的眼屈光疾病的高发期，如近视、远视、弱视、斜视等。