Calotherms caloclean is safe for all spectacle lenses including polycarbonate and multicoated lenses the formula provides an antistatic guard and is alcohol and solvent free this spray has been specifically designed for delicate rimless glasses where special care must be taken when cleaning for professional levels of cleaning use with calocloth microfiber clothssuitable forglassessunglassesscreensphonestabletswindowsglassautomotivealso suitable for resin based photographic filtersthe