| GENERAL CHARACTERISTICS ITEM DESCRIPTION | C/O MODEL 8020.01 PHOTOMETER W/SELF-CONTAINED POWER SUPPLY,BOTH LASER & REGULATED INCANDESCENT LIGHT SOURCE,ANGULAR TRANSULATOR GRAD. IN SINGLE DEG INCREMENTS W/INDEPENDENTLY ROTATING TABLE & DETECTOR ARM,SET OF 16 PRECISION ELECTROFORMED SLITS,APERTURES,& DIFFRACTION PATTERNS; FIVE LENSES,TWO MIRRORS,FOUR SPECTRAL FILTERS |