WAVE+Plus ESD Safe Magnifier, 30 inch arm, 3.5-diopter lens and weighted base. The Luxo Wave+Plus ESD Safe Magnifier with stadium shaped lens offers the largest distortion-free viewing area in the industry.This magnifier features a 12 inch focal length and a 6 ¾ inch x 4 ½ inch viewing area in a 3.5-diopter (1.88X) model.Two 13-watt compact fluorescent lamps with individual lamp switching.Blue indicator lights are located on either side of the magnifier head. Attached with weighted base mount. Available in Black (BK) only. UV models are also available.