1. A system for recording an image on a sheet as digital data, comprising: a photosensor array; a plenoptic set, including a main lens and a lenticular grating, the plenoptic set being disposed to convey light from the sheet to the photosensor array, to enable the photosensor array to obtain plenoptic image data from the sheet; and means for selecting, from a set of plenoptic image data associated with an image, a subset of the plenoptic image data and an algorithm for combining the selected subset of image data to obtain image data for a focused image.