Razor-Thin, Ultra-Powerful – The Lens That’s Revolutionizing Telescopes
A team of scientists at the University of Utah has designed a flat lens that matches the power of traditional curved lenses ...
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Scientists Create First Flat Telescope Lens That Doesn’t Distort Colors
The first telescopes refracted light, and today reflectors dominate, but there is a third way to make light focus, and it ...
I tested Sony’s longest telephoto zoom lens and it’s a winner for wildlife photographers
The Sony FE 400-800mm F6.3-8 G OSS is a big but manageable telephoto zoom for wildlife photography, although a slow maximum ...