Patents Assigned to Dainippon Seizo Kabushiki Kaisha
  • Method and an apparatus for color compensation exposure
    Patent number: 4362383
    Abstract: A method and an apparatus for color compensation exposure are disclosed, wherein, a color compensation exposure is performed firstly with white light only, secondly with a primary filter, and thirdly with a secondary filter in combination with the primary filter, and the time periods of these partial exposures are computed according to a certain algorithm from information on the required kind of color compensation expressed in terms of partial indices of color compensation filters.
    Type: Grant
    Filed: May 1, 1980
    Date of Patent: December 7, 1982
    Assignee: Dainippon Seizo Kabushiki Kaisha
    Inventors: Hiroyuki Yonehara, Yoshikazu Kimura, Kenjiro Tanabe