Used for cleaning, polishing and all modifications on gas permeable or PMMA lenses. Also called X-Pal, this white powder is mixed with water to make polish. Standard mixture is 4 parts water to one part 721 powder.
Sold individually. (1 lb tub)
Used for cleaning, polishing and all modifications on gas permeable or PMMA lenses. Also called X-Pal, this white powder is mixed with water to make polish. Standard mixture is 4 parts water to one part 721 powder.
Sold individually. (1 lb tub)
