Catalogue number: L-93 Features: ●Because there is no frame, a wide field of vision is ensured. ●The lenses can be raised and lowered with one hand, so there is no need to put them on or take them off. ●They can be worn over glasses. ●Thin and light lenses are used. ●There is little distortion, which reduces eye fatigue. ●In addition, the lenses are hard-coated, so they are less susceptible to scratches. ●They block over 99% of UV rays. Specifications: ●Magnification (times): 1.8 ●Frame color: Blue ●Focal length (cm): 20-30 ●Lens flip-up angle (°): 100 Material/Finish: ●Polycarbonate
