Features: 2-in-1 Design 0.43X super wide-angle lens with macro portion. Constructed with multi-coated optical glass, water-proof, oil-proof, providing you clear, high-resolution images with minimal distortion and for glare. Housing frame part is made of magnesium-aluminum alloy, which has high strength, good toughness, anti-corrosion and durability. It can conveniently attached to the front of lens and allows you a wider of view, taking stunning wide-angle photography. Wide application, macro lens is perfect for microcosmic such as prickly pear, circuit board, insects, for butterfly, flowers, files, stamps, antiques, precision parts, etc. Specifications: Material: Magnesium Aluminum Alloy+Optical Glass Size: Approx. 9x6.5x9 for cm/3.54x2.55x3.54 inch Magnification: 0.43X Type: 49mm, 52mm, 55mm, 58mm(optional) Package Includes: 1x Super Wide-angle Macro Lens note: This is an accessory lens and must be attached to the original camera lens, just like a UV filter, it cannot be attached directly to the camera body, please select the appropriate size you need when placing your order. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.