If you opt to wear soft contact lenses, chances are you are using hydrogels on a daily basis. Made up of polymer chains that are able to absorb water, hydrogels used in contacts are flexible and allow oxygen to pass through ...
Materials Science
May 1, 2015
0
37
In a recent study published in Optics Communications, scientists from Bar-Ilan University in Israel have presented a new technique that significantly reduces the halo effect that is generated when using multifocal (contact ...
Optics & Photonics
Apr 15, 2015
0
524
Swiss researchers are developing contact lenses that contain tiny telescopes to boost vision and zoom in and out with the wink of an eye.
Hi Tech & Innovation
Feb 14, 2015
8
3223
Hydrogels are semi-solid materials formed by polymer chains that trap water molecules into three-dimensional gels. They are used in a variety of applications, including soft contact lenses, but the fragile nature of the materials ...
Polymers
Nov 1, 2013
0
0
(Phys.org) —Some animals—like the octopus and cuttlefish—transform their shape based on environment, fending off attackers or threats in the wild. For decades, researchers have worked toward mimicking similar biological ...
Materials Science
Aug 1, 2013
0
0
(Phys.org) —A class of water-loving, jelly-like materials with uses ranges ranging from the mundane, such as superabsorbent diaper liners, to the sophisticated, such as soft contact lenses, could be tapped for a new line ...
Bio & Medicine
May 15, 2013
0
0
(Phys.org)—No need to turn to your smartphone to check the time, look at your agenda or the weather forecast, read a text message or map a route in an unfamiliar city. All this information, and much more, will soon be displayed ...
Hi Tech & Innovation
Oct 1, 2012
1
0
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.
Other
May 7, 2009
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2
Researchers in China have used artificial tissue to restore erectile function in pigs, a promising development for repairing penile damage in humans.
Biochemistry
Jan 4, 2023
0
4
By conveniently and painlessly collecting data, wearable sensors create many new possibilities for keeping tabs on the body. In order to work, these devices need to stay next to the skin. In a study described in ACS Omega, ...
Materials Science
Feb 5, 2020
0
7
