Mini ReviewPublished 5 June 2026Single-shot phase-shifting interferometry: methods, challenges, and future perspectivesYassine Tounsi · Manoj Kumar · Karmjit Kaur · Fernando-Mendoza Santoyo · Abdelkrim Nassim · Osamu MatobaAdvanced Optical Technologiesdoi 10.3389/aot.2026.1808901