1、This is a 52mm 0.35x Wide-Angle and Macro Lens. 0.35X magnification, good for landscapes or recording in situations.​ 2、Easily screws on to the front of your lens, and instantly expands the field of view for outstanding fisheye photography. 3、Adopted multilayer coated optical glass, super clear image, good visual effect. 4、Without need of adapter, it should be installed with 52mm thread lens. 5、The fisheye lens can produce a very strong perspective when approaching the subject, emphasizing the contrast of the subject near and far. Feature: 1.This is a 52mm 0.35x Wide-Angle and Macro Lens. 0.35X magnification, good for landscapes or recording in situations. 2.Easily screws on to the front of your lens, and instantly expands the field of view for outstanding fisheye photography. 3.Adopted multilayer coated optical glass, super clear image, good visual effect. 4.Without need of adapter, it should be installed with 52mm thread lens. 5.The fisheye lens can produce a very strong perspective when approaching the subject, emphasizing the contrast of the subject near and far. Specifications: Material: Aluminum alloy + optical glass Weight: Approx. 216g Color: black Size: Approx. 7*7*4.8cm/2.8*2.8*1.9in Construction: 3 elements in 3 groups Lens thread diameter: 52mm(for camera lens) Lens ratio: 0.35X Suitable for lens with 52mm thread 18-55 focal length Packing List: 1*Fisheye wide angle lens 1*Lens bag 1*Cleaning cloth