high-performance optical glass, with high transmittance and advanced coating technology, it make your images wider and clearer, and make your pictures colorful The metal outer layer, hard, wear-resistant,,, pollution resistant and This 0.35X professional conversion lens has high-definition optical resolution you install this lens on your camera, it will immediately multiply your zooming, provide you with wider view, and achieve amazing wide-angle photography Easily detachable lens for amazing close-up shots, such as collections, stamps, cones, documents, or flowers Two in design 0.35X wide-angle fisheye lens with part, compatible with cameras and cameras with 52mm size lens filter thread