Product Features:
A 7" diameter, 5 diopter (+125% magnification Ñ 8" focal length) lens coupled with a 28 watt T5 high lumen.Full spectrum fluorescent tube provides undistorted magnification, extra wide viewing area and more lumens per watt than conventional fluorescent tubes.Swivel neck rotates axially and provides angular adjustment.Concealed spring balancing system enables the lamp to be turned, raised, lowered or tilted to any desired position.White only.