Researchers have developed a way to create freeform optical components by shaping a volume of curable liquid polymer. The new method is poised to enable faster prototyping of customized optical components for a variety of ...
Optics & Photonics
Nov 18, 2021
0
80
Quick bursts of laser light, lasting less than a trillionth of a second, are used in a range of applications today. These ultrashort laser pulses have allowed scientists to observe chemical reactions in real-time, image delicate ...
Optics & Photonics
Nov 11, 2021
0
289
Inspired by a concept for discovering exoplanets with a massive space telescope, a team of researchers is developing holographic lenses that render visible and infrared starlight into either a focused image or a spectrum. ...
General Physics
Oct 21, 2021
0
221
Researchers have created tiny chip-based optical tweezers that can be used to optically levitate nanoparticles in a vacuum. Optical tweezers—which employ a tightly focused laser beam to hold living cells, nanoparticles ...
Optics & Photonics
Oct 21, 2021
1
69
Conventional microscopes provide essential information about samples in two dimensions—the plane of the microscope slide. But flat is not all that. In many instances, information about the object in the third dimension—the ...
Optics & Photonics
Jun 24, 2021
0
8
Despite all the advances in consumer technology over the past decades, one component has remained frustratingly stagnant: the optical lens. Unlike electronic devices, which have gotten smaller and more efficient over the ...
Optics & Photonics
Jan 27, 2021
1
792
Researchers have developed new 3-D-printed microlenses with adjustable refractive indices—a property that gives them highly specialized light-focusing abilities. This advancement is poised to improve imaging, computing ...
Optics & Photonics
Dec 3, 2020
0
68
An ultrathin optical lens made from a monolayer of two-dimensional transition metal dichalcogenides (TMDCs) could pave the way for next-generation imaging devices. An international team of researchers, led by Prof. Baohua ...
Optics & Photonics
Aug 14, 2020
0
13
Underground pipelines, some as old as the cities they service, are often far past their intended lifespan and the need for replacing them looms as an expense most municipalities can't afford.
General Physics
Aug 7, 2020
0
6
Researchers have developed a new plug-and-play device that can add adaptive optics correction to commercial optical microscopes. Adaptive optics can greatly improve the quality of images acquired deep into biological samples, ...
Optics & Photonics
Jun 24, 2020
0
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