Patents Assigned to Rainbow Optical Laboratory Co., Ltd.
  • Patent number: 5307095
    Abstract: An eye-moistening device comprising spectacles includes a pair of side covers for covering at least left and right sides of eyes, and an eye-moistening member provided on the inner surface of the side cover. This eye-moistening member is adapted to be impregnated with water or medicine. This impregnated water or medicine can be slowly evaporated thereby wetting or soaking the eyes with water or medicine when the spectacles are put on one's face.
    Type: Grant
    Filed: October 6, 1992
    Date of Patent: April 26, 1994
    Assignee: Rainbow Optical Laboratory Co., Ltd.
    Inventor: Nobunori Ogura
  • Patent number: 5022749
    Abstract: An auxiliary instrument to be used for examining an eye, which is effectively used for avoiding the tip portion of an eye-examining instrument from directly contacting with a cornea, and for guiding the tip portion of the eye-examining instrument. This auxiliary instrument comprises a contact lens portion having a spherical bottom surface which is adapted to be fittingly contacted with the surface of the cornea and an examination surface portion which is to be contacted with the tip portion of the eye-examining instrument; and a guide portion projected outward surrounding the examination surface portion. This guide portion may be prepared separately from the contact lens portion.
    Type: Grant
    Filed: July 5, 1989
    Date of Patent: June 11, 1991
    Assignee: Rainbow Optical Laboratory Co., Ltd.
    Inventor: Nobunori Ogura