Abstract

By consisting of 8 sub-gratings to image two sets of 4-folded spectra on the focal plane of a BSI-CMOS detector, a two-channel spectrometer with a resolution of better than 0.1 nm/pixel in the 200- 950-nm spectral range is studied with the result measured for the Hg-Ar lamp.

© 2019 The Author(s)

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