COLOR IT

OPTICAL INSTRUMENT PARTS, NAMELY, [ OPTICAL LENSES, ] LENS HOODS, AND OPTICAL FILTERS

[ LIGHTING APPARATUS, NAMELY, LAMP REFLECTORS AND ELECTRIC LAMPS ]

[ UNWORKED OR SEMI-WORKED GLASS ]

TREATMENT OF MATERIALS, NAMELY, APPLYING THIN FILMS ON SURFACES OF OBJECTS BY CHEMICAL, MECHANICAL, THERMAL, AND THERMO-MECHANICAL MEANS; AND DEPOSITION PROCEDURES, NAMELY, CHEMICAL VAPOR DEPOSITION, PHYSICAL VAPOR DEPOSITION, AND VACUUM DEPOSITION PROCEDURES