Grating and Optical device

Grating 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.

Optical device and grating are semantically related. In some cases you can use "Optical device" instead a noun "Grating".

Nearby Words: grate, grated, gratingly, grater

Optical device noun - A device for producing or controlling light.

Grating and optical device are semantically related. Sometimes you can replace term "Grating" with "Optical device", this terms are similar.