News tagged with lens

Next generation lens promises more control

(PhysOrg.com) -- Duke University engineers have created a new generation of lens that could greatly improve the capabilities of telecommunications or radar systems to provide a wide field of view and greater ...

Dec 20, 2009
4.8 / 5 (24) 1

The world's most common operation

As many as 10 million people around the world suffer from cataracts. Thomas Kohnen of the Goethe University in Frankfurt and his coauthors discuss cataract surgery with the implantation of an artificial lens in the current ...

Nov 09, 2009
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Implanted tooth helps blind US woman recover sight

A 60-year-old US grandmother, blind for nearly a decade, has recovered her sight after surgeons implanted a tooth in her eye as a base to hold a tiny plastic lens, her doctors said Wednesday.

Sep 16, 2009
4.4 / 5 (12) 0

As Internet turns 40, barriers threaten its growth

(AP) -- Goofy videos weren't on the minds of Len Kleinrock and his team at UCLA when they began tests 40 years ago on what would become the Internet. Neither was social networking, for that matter, nor were ...

Aug 30, 2009
4.3 / 5 (8) 9

Blur's noise and distortion reversed

Errant pixels and blurry regions in a photo, whether digital or scanned, are the bane of photographers everywhere. Moreover, in vision processing research degraded photos are common and require restoration to a high-quality ...

Jul 08, 2009
4.3 / 5 (3) 2

'Flexible camera' replaces lens with fiber web

(PhysOrg.com) -- Imagine a soldier's uniform made of a special fabric that allows him to look in all directions and identify threats that are to his side or even behind him. In work that could turn such science ...

Jul 07, 2009
4.7 / 5 (12) 1

Sight for sore eyes (w/Video)

In a world-first breakthrough, University of New South Wales (UNSW) medical researchers have used stem cells cultured on a simple contact lens to restore sight to sufferers of blinding corneal disease.

Jun 10, 2009
4.9 / 5 (8) 0