Scientists at the University of Birmingham have designed a lens using metamaterials that can function as a convex or a concave lens, according to research published in the journal Nature Communications. By fabricating gold ...
Optics & Photonics
Nov 14, 2012
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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 have developed ...
General Physics
Jan 13, 2009
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Engineers working to miniaturize optical systems for modern electronics have seen great success when it comes to the most familiar components, the lenses and optical sensors. It's been more challenging to reduce the size ...
Optics & Photonics
Jul 21, 2022
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Light from a distant galaxy can be strongly bent by the gravitational influence of a foreground galaxy. That effect is called strong gravitational lensing. Normally a single galaxy is lensed at a time. The same foreground ...
Astronomy
Jul 26, 2016
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113
Inspired by the human eye, researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have developed an adaptive metalens that is essentially a flat, electronically controlled artificial ...
Nanophysics
Aug 22, 2019
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798
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
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(Phys.org)—Using the gravitational microlensing method, an international team of astronomers has recently detected a new gas giant exoplanet three times more massive than Jupiter. The newly discovered planet received designation ...
Panasonic today announced that it has introduced its newest addition to its LUMIX G Micro System line-up of advanced digital interchangeable lens system cameras based on the Micro Four Thirds system standard. The new LUMIX ...
Consumer & Gadgets
Sep 2, 2009
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The technological advancement of optical lenses has long been a significant marker of human scientific achievement. Eyeglasses, telescopes, cameras, and microscopes have all literally and figuratively allowed us to see the ...
Optics & Photonics
May 16, 2022
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187
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
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