MammoMask™ Brite-Eye™ Spotlight with iris diaphragm adjusts circular viewing area from 1/4" to 4" so that the radiologist can pinpoint an area of concern without surrounding light, which can impair the interpretation. Foot-operated, rheostat dimmer varies the luminance level. Lamp rotates on its base and tilts back and forth. White with black controls. 110-watt reflector lamp with a rough service filament included. 7-3/4"W x 11-1/2"H x 8"D. 5 lbs.