For example, if an eye lens dislocates, it can be removed and replaced by an artificial lens.

比如，晶状体脱垂的患者可以通过晶状体摘除及人工晶状体置换来治疗。

Doctors remove the useless lens from the eye.

医将无用的晶状体从眼睛中取出。

Positional; anterior displacement of lens E. G. after trauma.

位置；例如外伤晶状体前移。

Light can shine through this lens without any problem.

光线可以毫不费力地穿过这个晶状体。

Not just the lens in front but the retina in back too.

不止可以拍到晶状体还可以拍到视网膜。

The cataract is the clouding of the lens which is on the inside of the eye.

白内障是眼睛内部晶状体的混浊。

Then, they put in a clear, plastic lens.

然，放入一个透明的塑料晶状体。

In this shape, the lens focuses images behind the retina.

在这种形状下，晶状体聚焦视网膜面的图像。

In humans, this lens is curved to process light waves traveling through air.

人类的晶状体是弧形的，可以处理穿过空气的光波。

Lens on the front to focus light onto a retina in the back.

前面的晶状体将光线聚焦到面的视网膜上。

The lens focuses the image in front of the retina.

晶状体会把光线聚焦到视网膜前方。

He then replaces them with a synthetic lens he manufactures himself.

取而代之的是自己制造的人工合成晶状体。

Fish eyes have ultraviolet receptors and a more spherical lens than humans.

鱼的眼睛有紫外线感受器和比人类更圆的晶状体。

So Neilsen and colleagues used a new technique based on the lens of the eye.

所以尼尔森和同事采用了一项以眼睛晶状体为基础的新技术。

It takes Dr Ruit just half an hour to remove Teteeni's fogged lenses.

鲁特医只用了半个小时就取出了特缇妮眼中混浊的晶状体。

The lens is very elastic - it can change shape easily.

晶状体很有弹性，它可以很容易地改变形状。

The lens brings together the rays of light that enter the eye.

晶状体将进入眼睛的光线聚集在一起。

In this shape, the lens can focus up close images onto the retina.

在这种形状下，晶状体可以将近距离的图像聚焦到视网膜上。

First are multifocal, soft contacts, and glasses.

首先是植入多焦点人工晶状体、佩戴软隐形眼镜和眼镜。

Round eyes with a lens up front that focuses light on a big layer of cells at the back.

圆形的眼睛，前面有一个晶状体，将光线聚焦在面的一大层细胞上。