Features: 1.The body was made of quality metal material, anti-deformation, sturdy and durable. 2.Easily screws on to the front of your lens, and instantly expands the field of view for outstanding fisheye photography. 3.It allows you to shoot all the pictures you want within a limited distance. The distorted effect of fish eyes will bring you an unexpected sense of shock. 4.This fisheye adapter is compatible with 58MM lenses only. 5.The shoot scenery range is several centimeter to infinity distance. 6.Suitable for most of SLR camera and digital camera. Specifications: Material: Aluminum magnesium alloy + optical glass + coating film Color: Black Thread Diameter: Approx. 58mm/2.3in Front Diameter: Approx. 67mm/2.6in Optical Power: 0.35 Construction: 3 Element, 3 Group Size: Approx. 7.5*6*5cm/3*2.4*2in Packing List: 1*Lens 1*Front cover 1*Back cover 1*Carrying bag Package List 1The body was made of quality metal material, anti-deformation, sturdy and durable. 2Easily screws on to the front of your lens, and instantly expands the field of view for outstanding fisheye photography. 3It allows you to shoot all the pictures you want within a limited distance. The distorted effect of fish eyes will bring you an unexpected sense of shock. 4This fisheye adapter is compatible with 58MM lenses only. 5Suitable for most of SLR camera and digital camera.