This Daylight Slimline Fluorescent Magnifier features a bright 22w low heat and flicker-free Daylight tube (200w equivalent) and combines the slimline head with the adjustable internal spring arm for more functionality. The two easily changeable 5” glass lenses (1.75x zoom and 2.25x zoom) ensure you see intricate details clearly. This lamp also comes with a table clamp. The lamp brightness features 5850 Lux at 15cm and 2000 Lux at 30cm. The total amount of visible light emitted in Lumens is 1350lm. The energy saving Daylight bulb uses 80% less energy and offers the best color matching ever. This lamp is 33” tall.