Features: There are multiple sets of lens magnification, 1.5X, 2.0X, 2.5X, 3.5X, 4.0X and 4.5X, the focal lengths are 357mm, 274mm, 204mm, 158mm, 136mm and 125mm respectively. Equipped with 2 LEDs. Two levels of brightness adjustment, high brightness and soft brightness. The illumination angle of the LED light is adjustable. Ergonomic design, effectively prevents the magnifying glass from falling off and reduces the pressure on nose bridge, comfortable to wear. The front lens can be flipped up to use a single magnifying lens, no need to remove the lens when not using double lens combination. Widely used in handicraft, reading, painting, watch & electric repairing, jewelry identification, etc.