LA HISTORIA DE LUIS PÉREZ, PACIENTE CON RETINOSIS PIGMENTARIA. USA IPHONE Y VOICEOVER Y HACE ESTAS MARAVILLOSAS FOTOS You wouldn’t expect Luis Perez to be an amateur photographer. Perez, a higher-education learning consultant in Florida, has retinitis pigmentosa, a condition that essentially gives him tunnel vision. He has only about seven degrees of total vision, […]