Corneal Topography based on The Compact Conical Null-Screen for a Mobile Device and Single Board Computer. - Luis Angel Pantoja-Arredondo; Manuel Campos-García; Juan Salvador Pérez Lomelí; José Antonio Lechuga-Núñez; Oliver Huerta Carranza; Víctor de Emanuel Armengol-Cruz (Res. Comput. Sci., 2025)