News tagged with optical lenses

From outer space to inner eye

Contact lenses, spectacles and eye implants are now being made more accurately thanks to research instruments flying on the International Space Station.

dateDec 22, 2016 in Engineering
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Space telescopes pinpoint elusive brown dwarf

In a first-of-its-kind collaboration, NASA's Spitzer and Swift space telescopes joined forces to observe a microlensing event, when a distant star brightens due to the gravitational field of at least one foreground cosmic ...

dateNov 10, 2016 in Astronomy
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Impostor planet exposed by astronomers

(Phys.org)—Don't be fooled by its light curve exhibiting anomalies like those caused by planets—one microlensing event with a fancy name OGLE-2016-BLG-0733 is doing a really good job of mimicking an extrasolar world. ...

dateNov 09, 2016 in Astronomy report
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Bake your own droplet lens

A droplet of clear liquid can bend light, acting as a lens. Now, by exploiting this well-known phenomenon, researchers have developed a new process to create inexpensive high quality lenses that will cost less than a penny ...

dateApr 24, 2014 in Optics & Photonics
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Pushing microscopy beyond standard limits

Engineers at the California Institute of Technology (Caltech) have devised a method to convert a relatively inexpensive conventional microscope into a billion-pixel imaging system that significantly outperforms the best available ...

dateJul 29, 2013 in Optics & Photonics
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