G - Physics – 02 – C
Patent
G - Physics
02
C
G02C 13/00 (2006.01) A61L 12/12 (2006.01) C11D 3/00 (2006.01) C11D 3/39 (2006.01) C11D 7/08 (2006.01) C11D 7/10 (2006.01)
Patent
CA 2049149
ABSTRACT The object of the invention is to provide a method of cleaning a hard contact lens which is easy to use, excellent in the cleaning effect and then does not affect the lens material disadvantageously. The method of cleaning a hard contact lens is characterized in that the hard contact lens adhered with soil is immersed in a mixture of an aqueous solution of a permanganate salt and an aqueous solution of a mild reducing substance.
Nakayama Hisayuki
Ogata Kazumi
Ushio Kazumichi
Kirby Eades Gale Baker
Nakayama Hisayuki
Ogata Kazumi
Senju Pharmaceutical Co. Ltd.
Ushio Kazumichi
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