This handheld reading magnifier features a high-precision optical convex lens, offering clear and distortion-free magnification for detailed observation. Made from acrylic material, it enhances light transmission and reduces scattering, ensuring bright and accurate image reproduction. Ideal for reading, jewelry repair, or physics experiments, it meets diverse professional and educational needs. Features -Color:Transparent -Material:Acrylic -Size:2.00X2.00X0.10cm/0.79X0.79X0.04in -High precision optics: designed with a 21 mm convex lens, this optical lens for magnification ensures clear views, making it ideal for reading, research, and detailed observations -Portable and lightweight: this handheld reading magnifier is compact and easy to carry, suitable for outdoor exploration, reading small text, or examining maps on travel - acrylic material: made from acrylic convex lens, it reduces light scattering and enhances brightness, ensuring vivid image clarity and accurate color reproduction -Ergonomic design: the lens for handheld magnifier features a comfortable grip, allowing extended use without fatigue, ideal for students, teachers, and professionals in physics or science -Versatile applications: suitable for education, jewelry watch repair, optical experiments, and physics lab equipment, this magnifier lens meets diverse professional and hobbyist needs Package list: 30 x Convex Lens