rus: Дифракционная решётка

Information
has URI	http://lexvo.org/id/term/rus/%D0%94%D0%B8%D1%84%D1%80%D0%B0%D0%BA%D1%86%D0%B8%D0%BE%D0%BD%D0%BD%D0%B0%D1%8F%20%D1%80%D0%B5%D1%88%D1%91%D1%82%D0%BA%D0%B0

Meaning
means	(noun) optical device consisting of a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum grating, diffraction grating