An improved image pick-up apparatus for use in a facsimile equipment, phototelegraphic apparatus or the like is disclosed which enables these equipment and apparatus to have a reduced height with the aid of light beam passage changing devices such as mirrors. In this apparatus light beam is first emitted...http://www.google.fr/patents/US4560866?utm_source=gb-gplus-shareBrevet US4560866 - Image pick-up apparatus with folding optics
