Lens Magnifications: 10X; Selectable Round Lens Diameter: 80mm Rims Material: Metal; Handle Material: Rosewood; Lens Material: Optical Glass Lenses. Various Scene: The magnifying glass is the ideal magnifying tool for home, office, classroom and travel. Various Usage: Great for reading, crossword puzzle game, close observation for those items like insects, hallmarks, stamps, coins, rocks and gem collection; Great for Mechanical Processing, Electronic Repair, Jewelry Appraisal, Timepieces Repair and Miniature Engraving. Classroom Science Testing: This magnifying glass can also be used to focus light, such as to concentrate the sun"s radiation to create a hot spot at the focus for fire starting. Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it