The invention relates to a photographic printer for printing a frame recorded on a photographic film or a film scanner for scanning a frame recorded on a photographic film, comprising a film carrier in which a frame of a photographic film is set, a light source for illuminating said frame of said photographic film set in said film carrier, said light source including diode elements disposed in a matrix for emitting light of red, green and blue colors, said light source illuminating said frame from behind, and an image sensor, constituted by plural cells, for measuring said frame illuminated by said light source photometrically at minute regions of said frame, wherein said diode elements are arranged like a grating, and means are provided for performing three-color sequential photometry or pick-up for said frame recorded on said photographic film.