A trio of physicists from the National Autonomous University of Mexico and Tec de Monterrey has solved a 2,000-year-old optical problem—the Wasserman-Wolf problem. In their paper published in the journal Applied Optics, ...
(Phys.org)—August 23, 2012 – Applied physicists at the Harvard School of Engineering and Applied Sciences (SEAS) have created an ultrathin, flat lens that focuses light without imparting the distortions of conventional ...
General Physics
Aug 24, 2012
7
1
Today's optical systems—from smartphone cameras to cutting-edge microscopes—use technology that hasn't changed much since the mid-1700s. Compound lenses, invented around 1730, correct the chromatic aberrations that cause ...
Nanophysics
Nov 20, 2018
0
541
In a new study, researchers have shown that 3D printing can be used to make highly precise and complex miniature lenses with sizes of just a few microns. The microlenses can be used to correct color distortion during imaging, ...
Optics & Photonics
May 13, 2021
0
62
Unmanned aerial vehicles UAVs deployed on landscape analysis missions carry optical measuring equipment that is required to operate free of chromatic aberration. Researchers have now designed an all-reflective zoom objective ...
Optics & Photonics
Jan 18, 2010
0
0
We live in a polarized world. No, we aren't talking about politics—we're talking about light. Much of the light we see and use is partially polarized, meaning its electric field vibrates in specific directions. Lenses designed ...
Optics & Photonics
Jan 21, 2019
0
33
(Phys.org) —Researchers at the University of Rochester have applied a sophisticated imaging technique to obtain the first 3D, high-resolution pictures of a recently developed type of optical lenses. They say that using ...
Optics & Photonics
Apr 24, 2013
0
1
At the National Synchrotron Light Source II (NSLS-II), now under construction at Brookhaven National Laboratory, the Hard X-ray Nanoprobe beamline (HXN) will enable scientists to image structures at ever-smaller spatial scales. ...
General Physics
Feb 24, 2014
0
0
As a promising candidate for the next-generation mobile platform, mixed reality (MR) such as Apple Vision Pro and Meta Quest Pro (both are passthrough virtual reality headsets) has the potential to revolutionize the way we ...
Optics & Photonics
Sep 21, 2023
0
3
Errant pixels and blurry regions in a photo, whether digital or scanned, are the bane of photographers everywhere. Moreover, in vision processing research degraded photos are common and require restoration to a high-quality ...
Engineering
Jul 8, 2009
2
0
