Which does not handle free radicals inside lens-
Emzymatic antioxidant mechanisms :- Reduced glutathioe (most impoant), glutathione peroxidase, superioxide dismutase, catalase. Non-enzymatic defence mechanisms :- Vitamin C, Vitamin E, and possibly carotenoids. Ref: Various textbooks.
Vitamin A
Vitamin C
Vitamin E
Catalase
Lens