When Will We Eliminate Reading Glasses?

Laser surgery is freeing more and more people from eyeglasses and contact lenses, but no matter how successful the surgery, their liberation is only temporary. Sooner or later the need for reading glasses descends on all adults -- and from those devices there is still no quick escape. »more...

Presbyopia

The natural lens of the eye, which lies behind the pupil, acts to focus incoming light. When a baby is born, the lens is very soft and putty-like. The lens changes shape easily, becoming thicker when the child looks at something up close. This is like adding a magnifying glass to the eye. When vision is shifted to something at a distance, the lens thins in order to bring the far-away object into focus. »more...

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