Jan. 21, 2021, 11:22 p.m.
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tutti - social network
Tutti is the simplest social network on internet. Here you can make friends, create communities, sell things, make surveys, comment and share stuff.
Researchers have built a metasurface-based lens atop a Micro-Electro-Mechanical System (MEMS) platform. The result is a new, infrared light-focusing system that combines the best features of both technologies while reducing the size of the optical system.https://www.sciencedaily.com/releases/2018/02/180227184614.htm
