Lens molding apparatus and method

作者: Larry R. Boughten , Paul T. Ihn

DOI:

关键词: Vacuum formingRidge (differential geometry)Lens (geology)Cross section (physics)OpticsMolding (process)Transfer moldingEngineeringMold

摘要: A mold and method is disclosed for the production of a lens that can be placed in or on eye. The employs an inflexible ridge, preferably having triangular cross section, one parts. ridge contacts other part along annular line.

参考文章(14)
Yutaka Mizutani, Yoshiharu Miwa, Mitsuru Oshima, Mold for manufacturing contact lenses ,(1977)
William Lenne, Claude Bourset, Molding assembly for casting soft contact lenses ,(1979)
David E. Rice, Jay V. Ihlenfeld, Contact lens containing a fluorinated telechelic polyether ,(1982)
Hideki Kenjo, Shinzo Ohkada, Producing soft contact lenses ,(1980)
Paul D. Newcomb, Paul A. Davignon, Ethan C. Hopkins, Contact lens mold ,(1980)