H04N 1/0312

Details of scanning heads {; Means for illuminating the original} for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors {using an array of elements to project the scanned image elements onto the photodetectors using an array of optical fibres or rod-lenses}