Dazor's LED Circline Magnifier is the ultimate tool for providing the perfect amount of magnification with abundant, shadow-free light. The ideal all-purpose magnifier. ** 5 Diopter ** IN WHITE ONLY! Features Provides abundant, even and shadow-free light over a broad surface Innovative Glow Ring diffuses and softens the light emitted by the 144 LEDs and simulates the light output of a traditional fluorescent bulb Twice as bright as a 22W fluorescent bulb yet fully dimmable to 20% intensity Separate ON/OFF and dimming controls Features Dazor's patented 43" floating adjustable arm for smooth and easy positioning of the lamp to any position Superior energy-efficiency Durable powder-coat finish Made in the USA Magnification 5-diopter 2.25X 8" Focal Length 5" lens