Professional Quality: Made of zinc alloy material and plastic case, which is safe, odorless, non-toxic, strong, durable and environmentally friendly. Aircraft-grade aluminum frame and optical glass lens for jewelers, watchmakers, geologists, coin and stamp collectors, photographers and hobbyists. High Definition: Provide you with an extremely close view of the smallest details. Eyepiece Magnifier Ideal for examining details of jewelry, gemstones, diamonds, antiques, coins, stamps, photographs, negatives, etc. 30x36 Magnification: 30x36 magnification gives you more sharpness and clarity for examining jewelry. Compact and Portable Size: The small size makes it easy and convenient to carry. No distortion, with comfortable ergonomic handle suitable for children, adults, seniors, amateurs and professionals PROFESSIONAL JEWELRY MAGNIFIER: Ideal for jewelry authentication, inspecting those tiny objects, coins, stamps, jewelry and antiques etc. And also for helping to make jewelry. Description: This jewelry magnifier is designed for jewelry authentication, 30X36 high sharpness and strong magnification to see them clearly. Good for jewelry gemstones, jewelry, rocks, stamps, coins, watches, collectible hobbies etc. Compact size, lightweight and durable plastic case, easy to carry. Specification: Material: Zinc Alloy + Optical Lens Size: 4*4*3cm / 1.6*1.6*1.2inch Color: Black Type: Magnifier Package includes: 1 x Jewelry Magnifier