Usage Tips:Main Function of Magnifying Glass Dual Lens - Powerful 3X & 45X Magnification This portable magnifying glass is designed with professional dual-lens. The primary lens has 3X magnification with a diameter of 2.95in, and it is equipped with a 45X small lens with a diameter of 0.86in. Real glass magnifying len is perfect to help you enjoy moringing paper, reading prescriptions,examine your coins,stamps. LED Lights Magnifier 3 LED lights are designed for reading at night or dark places. Lightweight & Handheld Design Ideal for long reading time. Premium Optical Grade LensOptical grade 3x & 45x magnification lens can ensures clear distortion-free images and life-time usage. And the scratch-resistant, crystal-clear lens are more clear and color-correct than common acrylic lenses Lightweight Handheld Magnifying Glasshandheld magnifying glass is made of distortion-free optical lens and ABS plastic, smooth surface, ergonomic & lightweight design makes it comfortable for handheld use