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A comment on Metamaterial based flat lens promises possible revolution in optics. Parent comment

Re:Metamaterial based flat lens promises possible revolution... by guelo on Friday June 03, 2016 @04:38PM (#11833106)
Why couldn't multiple patterns sensitive to different frequencies be printed on the same surface?
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Re:Metamaterial based flat lens promises possible revolution... by Natanael_L on Saturday June 04, 2016 @05:40AM (#11835691)
Unless you can couple them with very tiny prisms, space + getting enough light is the problem.
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