The Dual-Mag Binocular Clip-On Magnifier can be used as a clip-on
magnifier or frame magnifier. Clip-On to your frame or use the
supplied opthalmic quality frame.The Dual-Mag Clip-On Magnifying glass comes with three lens
plates:1.50x, 2.50x, 3.50x
OcuLen is a convenient, hands free clip-on magnifier that attaches with ease to most eyeglass frames.