The Cartographer's Pocket Lens, 10' inch chain, sold by each This vintage-inspired magnifying glass is a refined tool designed for explorers, scholars, and collectors alike. Featuring a classic round lens encased in a brass frame, it is elegantly attached to a sturdy chain for secure carrying. Ideal for reading maps, inspecting fine details, or adding a touch of old-world charm to any collection, this piece is a perfect companion for those with a keen eye for discovery. Magnify Glass Dimensions: 29.5mm x 13.9mm (1.16in x 0.55in)