<ul><li>PRECISE MAGNIFICATION - The 4-inch diameter optically fine-ground 3-diopter glass lens has 1.75x magnification that helps achieve a more PRECISE assembly, design, or inspection of details.</li><li>QUALITY LIGHTING - Work on your tasks and projects with full light and clarity while reducing eye fatigue in this Swing Arm Magnifier Lamp that uses a 60-watt bulb (not included) for more reliable working.</li><li>MOVABLE, ADJUSTABLE - This swing arm magnifier lamp features a spring suspension system for easy adjustment of the lamp in any position. The arm height adjusts to 36 inches maximum.</li><li>FIRM CLAMPING - This extremely versatile and reliable task light can be clamped on your desks using the two-way mounting clamp for tables up to 1.5 inches thick.</li><li>A PROFESSIONAL'S CHOICE - Alvin has been the professional's choice for drafting tools and drawing supplies for over half a century. Since 1950, we have brought quality and value to our customers.</li></ul><br><br>This swing arm magnifier lamp features a spring suspension system for easy adjustment of the lamp in any position. The arm height adjusts to 36 inches maximum. 4-inch diameter optically fine-ground 3-diopter glass lens has 1.75x magnification. Two-way mounting clamp for tables up to 1.5 inches thick. Uses a 60-watt bulb (not included). Black body. ETL listed.

Alvin, ML100-B, Swing-Arm Magnifier Lamp - Black