Search results for lens systems
The world's most common operation
Nov 09, 2009 |
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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 ...
Eye lens and nose cells for smelling have same origin
Biology /
Jul 12, 2007 |
4.4 / 5 (7) |
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A team of researchers at Umeå University in Sweden have discovered a unique mechanism by which the same signal molecule determines the formation of the both the lens of the eye and the olfactory cells of the nose.
Scientists obtain clearer view of how eye lens proteins are sorted
Nov 03, 2009 |
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New research reveals how proteins that are critical for the transparency of the eye lens are properly sorted and localized in membrane bilayers. The study, published by Cell Press in the November 3rd issue of Biophysical Jo ...
Can you see me now? Flexible photodetectors could help sharpen photos
Jan 13, 2009 |
4.8 / 5 (11) |
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(PhysOrg.com) -- Distorted cell-phone photos and big, clunky telephoto lenses could be things of the past. UW-Madison Electrical and Computer Engineering Associate Professor Zhenqiang (Jack) Ma and colleagues ...
Sony Develops High Frame Rate Single Lens 3D Camera Technology
Oct 01, 2009 |
4.1 / 5 (8) |
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Sony today announced the development of a single lens 3D camera technology capable of recording natural and smooth 3D images of even fast-moving subject matter such as sports, at 240fps (frames per second). ...
Implanted tooth helps blind US woman recover sight
Sep 16, 2009 |
4.3 / 5 (10) |
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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.
Study shows how disruption of spectrin-actin network causes lens cells in the eye to lose shape
Sep 14, 2009 |
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A network of proteins underlying the plasma membrane keeps epithelial cells in shape and maintains their orderly hexagonal packing in the mouse lens, say Nowak et al. The study will appear in the September ...
Liquid lens creates tiny flexible laser on a chip
May 11, 2009 |
2.3 / 5 (3) |
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(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. ...
Scientists Find First Creature With Eyes That Use Both Refractive and Reflective Optics
Jan 27, 2009 |
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Florida Atlantic University researcher and member of the Center for Ocean Exploration and Deep-Sea Research at Harbor Branch Oceanographic Institute, Dr. Tamara Frank, was part of an international research ...
Breaking the barrier toward nanometer X-ray resolution
Sep 29, 2007 |
4.8 / 5 (17) |
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A team of researchers at the U.S. Department of Energy’s Brookhaven National Laboratory have overcome a major obstacle for using refractive lenses to focus x-rays. This method will allow the efficient focusing ...
Tests check out rescue robots' life-saving vision
Jun 12, 2008 |
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To save lives, search and rescue robots crawling through the rubble of a collapsed building or surveying a chemical spill area must be capable of beaming back clear, easily interpretable images of what they "see" to operators ...
Capturing images in non-traditional way may benefit AF
Jul 14, 2009 |
4.3 / 5 (3) |
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New research in imaging may lead to advancements for the Air Force in data encryption and wide-area photography with high resolution.
Brandeis studies evaluate visionary approach to improving eyesight
Dec 02, 2009 |
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Joseph Balboni loves sports. An avid tennis player and golfer, as well as baseball fan, the 46-year-old insurance agent became increasingly frustrated over time as his eyesight dimmed due to keratoconus, a degenerative eye ...
Contact lenses with circuits, lights a possible platform for superhuman vision
Jan 17, 2008 |
4.7 / 5 (104) |
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Movie characters from the Terminator to the Bionic Woman use bionic eyes to zoom in on far-off scenes, have useful facts pop into their field of view, or create virtual crosshairs. Off the screen, virtual ...
Time Lens Speeds Up Optical Data Transmission
Sep 28, 2009 |
4.8 / 5 (15) |
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(PhysOrg.com) -- Researchers at Cornell University have developed a device called a "time lens" which is a silicon device for speeding up optical data. The basic components of this device are an optical-fiber ...
