High quality 28 diopter 37mm glass lens aided by 2 x LEDs for illumination. Ideal to relieve eye strain whilst reading maps, books and fine print.
Requires 3 x AAA batteries (sold separately).
Magnification: 8x
Diopter: 28
Size: 135 x 37 x 25mm
Weight: 57g
Material: ABS, Resin Lens
Diameter: 37mm
Battery: 3 x AAA