老花眼

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。

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

病痛：老花眼的成因是，眼睛的晶状体随年龄增长而失去弹性，聚焦近处物体的能力减弱，因此需要佩戴老花镜。

The Ache : In presbyopia , the eye 's lens loses elasticity with age . The ability to focus on near objects deteriorates , resulting in the need for reading glasses .

矫正老花眼。现在全球有近20亿人因老花眼而阅读困难，无论是iPad还是纸质书都是如此，他们非常希望能自由阅读，摆脱老花镜。

You have close to 2 billion people who have difficulty reading , whether it 's an iPad or a book , and really want freedom from readers and from eyeglasses .

对发展中国家而言，眼镜能矫正多数视觉障碍，减少老花眼、近视、远视与散光的冲击。

Glasses could correct the majority of vision problems encountered in the developing world , reducing the impact of presbyopia , myopia , hyperopia , and astigmatism .

南韩眼科医师表示，近距离使用智慧型手机、平板电脑会降低眨眼的次数，而眨眼次数过低便会导致老花眼的产生。

South Korean ophthalmologists say that using smart phones and tablet PCs at close range will reduce the number of times the eye blinks , and the lower number of blinks will result in presbyopia .

这些毛病包括干眼病和老花眼，后者的症状是近距离视物困难，可能会让人在一天工作结束时感到疲劳和头痛。

These might include dry eyes and presbyopia , or an inability to focus on objects that are close up , and can leave people feeling fatigued and headachy by the end of the workday .