electromagnetic amplifying lens

electromagnetic amplifying lens

[i¦lek·trō·mag′ned·ik ′am·plə‚fī·iŋ ‚lenz]
(electromagnetism)
Large numbers of waveguides symmetrically arranged with respect to an excitation medium in order to become excited with equal amplitude and phase to provide a net gain in energy.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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