Carson Lume Series 2.5x Aspheric COB LED Magnifier w/7x Spot Lens 3.5 in. 5x Aspheric COB LED Magnifier w/ 7x Spot Lens features a 2.5x Aspheric COB LED Magnifier with 7x Spot Lens. This Magnifier from Carson boasts 3 Ultra bright COB LEDs with diffusive cover lenses. The Carson Lume Series Aspheric COB LED Magnifier w/ 7x Spot Lens features a 3.5" diameter Acrylic Lens and boasts 3 Ultra bright COB LEDs with diffusive cover lenses. The AS-95 Lume Series Magnifier from Carson has a multi position switch with two brightness settings and runs on 2 AAA batteries (not included). Specifications for Carson Lume Series 2.5x Aspheric COB LED Magnifier w/7x Spot Lens: Manufacturer: Carson Magnification: 2.5 x Condition: New Bulb Type: LED Magnification Type: Fixed Package Contents: Carson Lume Series 2.5x Aspheric COB LED Magnifier w/7x Spot Lens Carson AS-90: Lume Series 2.5x Aspheric COB LED Magnifier w/7x Spot Lens 3.5 in