Magnifying glasses are an ideal device for everyday use. They can be used by jewelers, numismatists, electronics repairers, watchmakers, and more. The glasses are made of high-quality optical materials that ensure a clear image without distortion. Precision ground lenses ensure clear and accurate magnification. These glasses are perfect for people with low vision who need extra magnification when reading. Whether you're reading books, newspapers, product labels, or fine print, these glasses will make it much easier. Specifications: Adjustable length of glasses: +/- 3 cm. Ideal for everyday wear Very comfortable to wear Lens magnification: 1.5x; 2.5x; 3.5x Has 3 interchangeable magnifying glasses Very clear and legible image Canopy angle is adjustable Color: black Size: universal Has a fully adjustable strap Weight: approx. 50 g Measurements: Width: 16 cm Length: 15 cm Height: 5 cm Lens width: 11.5 cm