Surface-treated soft contact lenses

Details Surface-treated soft contact lenses Surface-treated soft contact lenses

B - Operations, Transporting

29

D

18/106

B29D 11/00 (2006.01) B29C 71/00 (2006.01) G02B 1/04 (2006.01)

Patent

CA 1097859

ABSTRACT OF THE DISCLOSURE Polymer hydrogels adapted for use as soft contact lenses are treated to provide at least on the surfaces thereof a modified, less hydrophilic polymeric structure inhibiting penetration by bacteria and proteins, whereby development of clouding and discoloration of the lens material is signifi- cantly retarded.

275592

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