grating spectroscope

grating spectroscope

[′grād·iŋ ′spek·trə‚skōp]
(spectroscopy)
A spectroscope which employs a transmission or reflection grating to disperse light, and usually also has a slit, a mirror or lenses to collimate the light sent through the slit and to focus the light dispersed by the grating into spectrum lines, and an eyepiece for viewing the spectrum.
References in periodicals archive ?
Diffraction grating spectroscopes are easy to make using small pieces of plastic diffraction grating.