Developments In Optometry Can Be Traced Back To The 1st Century AD

Photo: REX FEATURES

From The Telegraph:

The quest to correct and improve vision is one of man's oldest medical challenges.

For as long as people have had vision problems, efforts have been made to correct them.

But little progress was made beyond the development of glasses and contact lenses before the 20th century.

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Eye Implant Allows The Blind To See Again

From The Telegraph:

An eye implant which has returned partial sight to three blind patients has been developed by scientists.

The device is being hailed as an "unprecedented advance" in visual aids, and could revolutionise the lives of 200,000 people who suffer from the degenerative eye condition retinitis pigmentosa.

The hereditary disease means that light receptors in the eye cease to function, impairing vision.

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Micro-Engraved Lenses Give Perfect Vision To Both Near- And Far-Sighted Eyes

Bifocals (Old.) Frank C. Müller

From Popular Science:

Near-sighted? Far-sighted? Middle-sighted? It doesn't matter--this "scratched" lens has you covered.

An inability to see both near and faraway objects isn't uncommon, but the classic solution--bifocals--is hardly cutting-edge. I mean, thanks, Ben Franklin, but how about something more modern? A new type of engraved lens, invented by an Israeli researcher, allows the eye to see perfectly whether the object is nearby or in the distance, without adjusting perspective. No matter your vision, these lenses claim to provide perfect clarity.

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