- lossless grating
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дифракционная решётка без потерь
Англо-русский словарь технических терминов. 2005.
Англо-русский словарь технических терминов. 2005.
Superlens — A superlens, super lens or perfect lens is a lens which uses metamaterials to go beyond the diffraction limit. The diffraction limit is an inherent limitation in conventional optical devices or lenses.[1] In 2000, a type of lens was proposed,… … Wikipedia