Portable Reading Magnifying Glass 20 x Magnifying Glass Convex Lens for Reading Cards Examining Jewelry and Repair Computers

20X Magnification: This 20x magnifying glass helps to read maps, fine print and notices, while offering a visual aid suitable for seniors, collectors and precision work such as jewelry examination or computer repairs Compact size: With its dimensions of 42 x 42 x 7.6 mm, this reading magnifier fits easily in a pocket or bag, making it convenient for viewing menus, labels and documents at home, in the office or on the go Clear Transmission: The magnifying lens benefits from a transmission greater than and a defined focal distance between the inner edge of the lens and the phone screen, in order to facilitate observation of details during reading or inspection Durable material: Made of a wear-resistant material, this magnifying lens is designed for regular use, while maintaining its performance in a temperature range of -22°F to 185°F Practical set: The set of 20 portable magnifiers meets the needs of multiple daily uses, with a simple format to keep at hand for card reading, jewelry examination, office activities and small repairs