We Are Committed to Providing Quality Products and Do Our to Provide Quality Service. If You Have Any Questions, Please Contact Us, We Will, for the First Time, Give You a Reply, and Make You Satisfied. Magnifying Glass Made with Scratch Resistant, Shatterproof Clear Optical Grade Lenses Designed for Seniors, Students, Pr Ofessionals, People with Low Vision and Ular Degeneration. Product Name: Folding Magnifier Product Material: Metal and Glass Effective Diameter: 30 (Mm) Magnification: 10 Times Type: Portable Magnifier Three Fold Portable Magnifying Glass Features: 1, with Two Button Batteries, Can Provide Enough Light Source, and Easy to Replace 2. When Using, Please Place the Magnifying Glass Close to the Plane of the Object to Be Viewed, and the Static Object Can Be Seen More Clearly 3, the Lens is a Glass Product, Can Not Be Collided, It is to Wipe the Lens with Silk Before Use. 4, 30 (10X) Magnifying Glass (Metal Frame, with Light, Scale, with Lever) 5, Specifications: 47Mm × Diameter 30 1. Do Not Place the Magnifying Glass in Direct Sunlight to Avoid a Fire. 2. Do Not Use a Magnifying Glass to Observe the Sun to Avoid Burns. 3. Do Not Wipe the Lens and Cg with Chemical Liquids Such As Alcohol or Gasoline. We Value the Shopping Environment of Each Customer.Observation Mirror - the Internal Structure of the Gemstone Can Be Observed, the Molecular Section of the Section Can Be Arranged, and the Ore Specimens and Cultural Relics Can Be Analyzed and Identified, and Can Be Used for Finishing, Color Correction and Dot, and Side Observation. Folding Magnifying Glass - Can Observe and Analyze the Fiber and Warp and Weft Density, Observe the Trace Stripe of the Printed Circuit Board Copper and Platinum Plate and the Quality Component Type, Weldability, Etc, for the Observation and Research of Pathogens and s . Desktop Magnifying Glass - Clear Imaging, Simultaneous Observation and Measurement, Compact Structure, Easy to Use, Beautiful Appearance and So On:Specifications: 47Mm × Diameter 30.