INTERCHANGEABLE LENS DESIGN: Switch between 5 optical lenses using a simple click and release system. Magnification power of the head magnifier: 1.0X,
TKDMR USB Rechargeabl Head Mounted Binocular Eyewear Loupe
Yoctosun Magnifying Glasses with 2 LED Lights,4 Detachable Lenses, Storage Case, Head Strap, Hands Free Headband Magnifier for Close Work, Jewelry
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Interchangeable Acrylic Lenses: 3 Acrylic lenses with different magnification 1.5X,2.0X,2.5X, you can get 3 more magnification 3.5X,4.0X and 4.5X by
YOCTOSUN Rechargeable Head Magnifier Glasses, Hands Free Head Mount Magnifier with 3 Detachable Lenses and 2 LED Lights, Great Magnifying Glasses for