Patents Assigned to Designs for Vision
  • Telescope having a removable holding ring assembly
    Patent number: 4946257
    Abstract: A telescope housing has a removable finger accommodating ring secured thereto. The ring is coupled to the housing by a V-shaped spring member which is inserted into a channel member located on the telescope housing. In this manner, various telescope assemblies of different magnification can be accommodated by the use of the removable ring which also enables convenient storage.
    Type: Grant
    Filed: March 23, 1989
    Date of Patent: August 7, 1990
    Assignee: Designs for Vision
    Inventors: Richard E. Feinbloom, Thomas Sacks