"Brasso and a bit of elbow grease for the lenses to get any overspray off. It will also polish them up nicely."{gianttomato}

"You can get them restored im pretty sure - or use some sort of fine cutting compound to buff them back to a shiner finish - though im not 100 % sure on what to use for this ( ive heard toothpaste , mothers fine polish or nu-finish for three examples but dont try these UNTIL you find out for sure ) the process shouldnt be any different to polishing Cd's." {Classique71}