Linked from
The 17 pages that link to Prism, each with the reason it gives.
Visible spectrumRelated: Dispersion through a prism turns mixed visible light into a spectrum.
Fraunhofer linesRelated: Fraunhofer used prisms to disperse sunlight and inspect its dark lines.
MonochromatorRelated: Prisms can disperse a source so the monochromator selects one spectral region.
SpectroscopeRelated: A prism can disperse light into colors instead of a diffraction grating.
Optical spectrometerRelated: Prisms provide a refractive alternative for separating wavelengths.
Johann Wilhelm RitterRelated: Ritter used a prism to position colors and test regions beyond violet.