High-resolution stigmatic spectrograph for a wavelength range of 125–30 nm Shatokhin, A. N. ; Kolesnikov, A. O. ; Sasorov, P. V. ; Vishnyakov, E. A. ; Ragozin, E. N. Abstract Publication: Optics Express Pub Date: July 2018 DOI: 10.1364/OE.26.019009 Bibcode: 2018OExpr..2619009S