Alvin 1.75x Swing-Arm Magnifier Lamp
Spring suspension system for adjusting to any position. Arm height adjusts to 36" maximum. 4" diameter optically fine-ground 3-diopter glass lens with 1.75x magnification. Two-way mounting clamp for tables up to 1 1/2" thick. Uses a 60w bulb (not included).ETL listed.