News tagged with lens

Flat-pack lens boosts solar power

Micro-machining could be used to create almost flat, Fresnel lenses, that boost the electrical efficiency of solar panels, according to researchers in China.

dateFeb 10, 2014 in Engineering
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Image: Gravitational lensing in galaxy YGKOW G1

( —In this new Hubble image two objects are clearly visible, shining brightly. When they were first discovered in 1979, they were thought to be separate objects—however, astronomers soon realized that these twins ...

dateJan 27, 2014 in Astronomy
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