Astigmatism-corrected echelle spectrometer using an off-the-shelf cylindrical lens.
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DOI: 10.1364/ao.56.007861
Abstract: As a special kind of spectrometer with the Czerny-Turner structure, the echelle spectrometer features two-dimensional dispersion, which leads to a complex astigmatic condition. In this work, we propose an optical design of astigmatism-corrected echelle spectrometer… read more here.
Keywords: corrected echelle; echelle spectrometer; astigmatism corrected; spectrometer using ... See more keywords