Gratings

OGSE MTG – GESTA (Geometrical and Spectral Test Assembly)

GICS (GSE for the Integration and Characterization of the SSDA)

CHANDRAYAAN-2 spectrometer for IIRS

Tropomi (Sentinel 5 precursor)

ELOIS Breadboard – QM Compact Earth Observation Spectrometer

NOMAD instrument (ExoMars mission)