Abstract: The invention relates to a lensless imaging device, comprising an emitting part comprising a light source (1) configured to emit a light beam in a direction of emission and intended to follow an optical path, a receiving part incorporating an electronic circuit board (3) bearing a sensor (2) having a planar capture surface (20) intended to receive said light beam in a direction normal to said capture surface, said optical path being subdivided into several successive optical sections, each optical section corresponding to a distinct direction of propagation of the light beam.