slk: Optická mriežka

Information
has URI	http://lexvo.org/id/term/slk/Optick%C3%A1%20mrie%C5%BEka

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