11 ELECTRICAL LIGHTING FOR THEATER, STAGE, TELEVISION, MOTION PICTURE, PHOTOGRAPHY, AUDITORIUMS, ENTERTAINMENT AREAS, AND DISPLAYS, AND EXTERIOR AND INTERIOR GENERAL ILLUMINATION AND ACCENT LIGHTING FOR COMMERICAL, INSTITUTIONAL, INDUSTRIAL, AND RESIDENTIAL BUILDINGS--NAMELY FLOODLIGHTS, SPOTLIGHTS, FOOTLIGHTS, BORDERLIGHTS, CYCLORAMA LIGHTS, SOFTLIGHTS, (( FOLLOW SPOTS, BEAM LIGHTS, DOWNLIGHTS, STEPLIGHTS, RECESSED CEILING LIGHTS, )) AND LAMPS THEREFOR; (( LOUVRE, AISLE )) AND (( EXIT LIGHTS; )) PORTABLE LIGHT STANDS; LIGHT MOUNTING AND INSTALLATION EQUIPMENT--NAMELY, (( ELECTRICAL LIGHT FLASHERS; )) ARCH LAMPS (( AND CARBON RODS )) THEREFOR; (( AND MIRROR-TILED REVOLVING BALLS USED FOR LIGHTING EFFECTS, ))