Patents Examined by Scot J. Sugarman
  • Rear stop type lens system
    Patent number: 4298252
    Abstract: A rear stop type lens with highly corrected comatic flare is constituted of one convex meniscus lens, two concave lenses and one biconvex lens arranged in the order mentioned from the object side.
    Type: Grant
    Filed: August 30, 1979
    Date of Patent: November 3, 1981
    Assignee: Fuji Photo Optical Co., Ltd.
    Inventors: Yoshikazu Doi, Takaaki Uchida, Yutaka Sakai