News tagged with progressive lenses
Two pairs of specs in one: Touch of finger changes prescription
If you're over 45 and wear glasses, you've probably got more than one pair. Or you're using bifocals or progressive lenses. As most people get older, their eyes have more trouble focusing on objects that are close, which ...
Technology / Hi Tech & Innovation
Oct 10, 2011 |
4.8 / 5 (5) |
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Electronic spectacles coming to market soon
(PhysOrg.com) -- US company PixelOptics has invented electronic spectacles that can automatically change focus as you lower your head to read a book, and could spell the end of the bifocal.
Technology / Hi Tech & Innovation
Jun 23, 2010 |
4.6 / 5 (19) |
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Search results for progressive lenses
Biochip-based device for cell analysis
(Phys.org) -- Inexpensive, portable devices that can rapidly screen cells for leukemia or HIV may soon be possible thanks to a chip that can produce three-dimensional focusing of a stream of cells, according ...
Chemistry / Analytical Chemistry
May 30, 2012 |
5 / 5 (1) |
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Australia's Barrier Reef to get Google treatment
Australian scientists mapping the Great Barrier Reef will broadcast their findings in partnership with Google, emulating its "Street View" to spotlight the impact of climate change.
Mar 02, 2012 |
4 / 5 (4) |
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Hubble zooms in on a magnified galaxy
(PhysOrg.com) -- Thanks to the presence of a natural "zoom lens" in space, NASA's Hubble Space Telescope got a uniquely close-up look at the brightest "magnified" galaxy yet discovered.
Feb 02, 2012 |
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Repulsive gravity as an alternative to dark energy (Part 1: In voids)
(PhysOrg.com) -- When scientists discovered in 1998 that the Universe is expanding at an accelerating rate, the possibility that dark energy could explain the observation was intriguing. But because there ...
Jan 31, 2012 |
4.6 / 5 (49) |
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Science magazine honors web site that makes physics come alive
Physics professor Wolfgang Christian learned about the wonder of science when he was very young. Among the toys Christian's engineer father introduced to his son were electric trains, magnets, and lenses.
Nov 24, 2011 |
5 / 5 (2) |
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Ultrafine processing technology continues its evolution
The performance of optical and electronic components such as lenses and semiconductors is strongly influenced by the precision of surface grinding, which involves shaping the surface, and polishing, and provides ...
Nov 21, 2011 |
5 / 5 (2) |
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A second look at supernovae light: Universe's expansion may be understood without dark energy
(PhysOrg.com) -- The 2011 Nobel Prize in physics, awarded just a few weeks ago, went to research on the light from Type 1a supernovae, which shows that the universe is expanding at an accelerating rate. The ...
Oct 24, 2011 |
4.8 / 5 (52) |
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Tools of the trade: Diamonds are forever ... for focusing intense X-rays
(PhysOrg.com) -- Diamonds can add more than sparkle and style to X-ray experiments at the Linac Coherent Light Source.
Sep 22, 2011 |
5 / 5 (1) |
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Reducing stress in multilayer laue lenses
Multilayer Laue lenses (MLLs) developed at the U.S. Department of Energy Office of Science’s Advanced Photon Source (APS) focus high-energy x-rays so tightly they can detect objects as small as 16 nanometers ...
Sep 21, 2011 |
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Chilled atoms are going to heat up scientific opportunities
A collection of atoms in the basement of Small Hall is a million times colder than outer space. It’s one of the coldest spots in the universe, but it’s not cold enough. Yet.
Jul 20, 2011 |
4.7 / 5 (6) |
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List of search results for progressive lenses
