A method for reading out image information with a storage type photoelectric conversion element which operates in response to clock pulses in the mode cycle of photoelectric conversion/storage, transfer, holding, and reading out. In the photoelectric conversion/storage mode, the mode of the photoelectric...http://www.google.ca/patents/US4704633?utm_source=gb-gplus-sharePatent US4704633 - Method for reading out image information on an image having a wide dynamic range