Specifications: Main Lens magnification 8x Extended Lens magnification 15x Max. Magnification 23x Focal Length of Main Lens 62mm Focal Length of Extended Lens 33mm Combined Focal Length 21mm Light Source LEDRotary Angle Range 180 Lens Material Optical Resin Powered by Built-in 6x LR1130 batteries Storage case size (Lx Wx H)155x 50x 70mm/6.10x 1.96x 2.75inch Weight Approx.100g
Features:1. Left & right sides of glasses bracket is installed with two LED magnifying eye patches, each of which is attached with one 8x lens. & 15x extended lens can be installed to realize magnification 23x. alternating use of two barrels can alleviate visual fatigue, & improve work efficiency. In time of non-use, its only required to turn lens barrels upwards instead of taking down glass.2. Separate design of LED lamp holder & control switch battery compartment can avoid changing irradiation point when operating switch. Its not required to check irradiation point again in time of repeated use.3. LED lights has two-gear adjusting functions to respectively adjust LED to soft light & bright light, & meet different light ray conditions.4. Glasses bracket length is adjustable. Users can adjust bracket length according to his facial form to make wearing more comfortable.5. Nose pad is adjustable. Users can adjust nose pad according to shape of nose bridge to meet the needs of all kinds of people.6. Lens barrel position can be adjusted by moving 5mm horizontally left & right on bracket. Adjustment can be made according to