Features 1 Check the operation of the electronics industry manufacturing installation and repairs 2 Observation of the skin the pores of the face the beauty industry nails plucking ears etc 3 The art and appreciation of sculpture 4 Cameras watches and other inspections and repairs 5 Usually used when people read especially for the elderly students read under the Dim and poor light 6 Dentist tailoring and embroidery work 7 Finance taxation stamps jewellery printing agriculture and other product features Specification Item Heandband Magnifying GlassMagnification 1 0 1 5 2 0 2 5 3 5XFit For Eye Reading Repair Tool and so onMaterial ABS Optical LensSize About 23 x 13 5 x 7 cmBattery 3 x LR1130 Button Batteries Included Magnification Ratio and the focal length 1 0X 250 350mm 1 5X 200 300mm 2 0X 175 275mm 2 5X 150 250mm 3 5X 80 120mm Packing included 1 x Heandband Magnifying Glass1 x Headband1 x User Manual5 x zoom GlassesDetail Pictures