Description:  This super-small etching of the word "NANO" shows up sharply in the top image, taken with a silver superlens. The lower image was taken without the superlens. The scale bars measure 2 microns -- about 50 times narrower than a human hair.
Source:  Cheng Sun, UC Berkeley
Story:  Thin silver sheet makes superlens
TRN May 18/25, 2005
TRN Categories:  Optical Computing, Optoelectronics and Photonics; Materials Science and Engineering
Form:  Still

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