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Spectrographs

A spectrograph is an optical instrument for forming the spectrum of a light source and recording it. The dispersing medium may be a prism or a diffraction grating.

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Astronomical Consultants & Equipment - Tucson, AZ

Catalina Scientific Instruments LLC - Tucson, AZ

HORIBA Process Instruments - Salt Lake City, UT

Glossary

spectrograph An optical instrument for forming the spectrum of a light source and recording it on a film. The dispersing medium may be a prism or a diffraction grating. A concave grating requires no other means to form a sharp image of the slit on the film, but...

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