News tagged with lenses
Liquid lens creates tiny flexible laser on a chip
(PhysOrg.com) -- Like tiny Jedi knights, tunable fluidic micro lenses can focus and direct light at will to count cells, evaluate molecules or create on-chip optical tweezers, according to a team of Penn State engineers. ...
May 11, 2009 |
2.3 / 5 (3) |
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'Gecko vision': Key to the multifocal contact lens of the future?
Nocturnal geckos are among the very few living creatures able to see colors at night, and scientists' discovery of series of distinct concentric zones may lead to insight into better cameras and contact lenses.
May 07, 2009 |
4.4 / 5 (5) |
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Tear research focused on contact lens risks, benefit
Contact lenses are great for sight, but do they have an impact on general eye health? Researchers at the University of Alabama at Birmingham (UAB) School of Optometry are working to answer that question by analyzing tears.
May 06, 2009 |
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Most distant detection of water in the Universe
(PhysOrg.com) -- Astronomers have found the most distant signs of water in the Universe to date. Dr John McKean of the Netherlands Institute for Radio Astronomy (ASTRON) will be presenting the discovery at ...
Apr 22, 2009 |
4.6 / 5 (13) |
1
Physicists see the cosmos in a coffee cup
(PhysOrg.com) -- A Duke University professor and his graduate student have discovered a universal principle that unites the curious interplay of light and shadow on the surface of your morning coffee with ...
Apr 14, 2009 |
4.6 / 5 (22) |
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Eye exercises help patients work out vision problems
You've probably been there. In a doctor's office, being advised to do what you dread - exercise. You get that feeling in your gut, acknowledging that, indeed, you should exercise but probably won't. Now imagine ...
Medicine & Health / Diseases, Conditions, Syndromes
Mar 31, 2009 |
3.4 / 5 (5) |
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Biofilms: Even stickier than suspected
(PhysOrg.com) -- Biofilms are everywhere - in dental plaque and ear canals, on contact lenses and in water pipelines - and the bacteria that make them get more resilient with age, finds a new study in FEMS Mi ...
Mar 12, 2009 |
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Kids with contact lenses like their looks better than kids with glasses
Children wearing contact lenses felt better about how they look, their athletic abilities and acceptance by their friends than did children wearing eyeglasses in a recent study.
Medicine & Health / Psychology & Psychiatry
Mar 02, 2009 |
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Adjustable Fluidic Lenses for Eyesight Correction Applications
(PhysOrg.com) -- Researchers from the University of Arizona have created a fluid-based opthalmic lens in which the amount of fluid can be constantly adjusted to provide customized eye correction. The lens may one day be incorporated ...
Feb 24, 2009 |
4.9 / 5 (7) |
3
Astronomers Gravitate Toward Einstein's Telescope
Scientists are harnessing the cosmos as a scientific 'instrument' in their quest to determine the makeup of the universe.
Feb 20, 2009 |
3.4 / 5 (14) |
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