Contrast-tuneable microscopy for single-shot real-time imaging Isao Shimizu, Yoshinori Saikawa, Katsuhiro Uno, Hideaki Kano and Seishi Shimizu Eur. Phys. J. Appl. Phys., 91 3 (2020) 30701 Published online: 18 September 2020 DOI: 10.1051/epjap/2020200101