2.
    发明专利
    未知

    公开(公告)号:DE2256966A1

    公开(公告)日:1974-05-22

    申请号:DE2256966

    申请日:1972-11-21

    Applicant: BASF AG

    Abstract: An arrangement for exposing photosensitive material, especially the photopolymer coatings of printing plates, comprising the screen of a cathode ray tube with the information displayed thereon, an optical system and at least one liquid crystal cell for storing the information, and a light source for transferring the stored information to a photosensitive coating. In particular, an arrangement according to the invention greatly simplifies the exposure of photopolymer printing plates, and enables information reproduced successively on the screen of the cathode ray tube to be displayed simultaneously side by side.

Patent Agency Ranking