Old man, take a look at the Orchos Shabbos. The poskim seemed to very aware of the facts, but the absorbency of the lenses makes them comparable to leather (at least) and although we don’t say shriyaso zehu kibuso on leather, cleaning agents are still assur.
The lenses were never in need of repair, only maintenance, so there is no tikun mana.
Dnetsk, So basically no one knows what issur they are discussing here
Melabain/Kibus