LED lamp magnifier Portable Magnifying Glass To Read The Elderly Surgical Repair Magnifier HD Primary mirror 10X auxiliary mirror 20X Magnification: Primary mirror 10X, auxiliary mirror 20X Diameter: Primary mirror 90mm, auxiliary mirror 25mm Lens: optical glass lenses Size: 17* 92*200mm uses: office, home, printing, hospitals, archeology, stamp collecting, reading, reading the newspaper and other aspects