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Fig. 7

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Sections (1365 pix  ×  925 pix) of VIS arm calibration frames used by the data reduction pipeline to fully characterize the spectral format. From left to right: a single pinhole arc frame (“format check”), a single pinhole continuum frame (“order definition”) and a 9-pinhole arc frame used for spatial scale and wavelength calibration.

This figure is made of several images, please see below:

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