Camera parameters: Interface: 37mm Front diameter: 49mm Optical structure: 2 groups of 2 pieces Lens size: 25mm*50mm Lens material: Aluminum alloy + optical glass Lens accessories: 0.45X 49mmUV Wide Angle + Macro lens: 1 Front end lens Protection Cover: 1 piece Interface lens Protection Cover: 1 piece Leather Lens Storage Bag: 1 piece Description: 37MM universal clip 0.45X professional SLR with green film 0.45x ultra wide angle+12.5x macro Product name: 0.45 times wide angle macro two in one suit Product material: aluminum alloy/ABS engineering plastics Glass material: optical glass multilayer coating Product composition: wide-angle macro lens/universal clip/leather storage bag Product features Wide angle - 0.45 times super wide angle effect, with a wider viewing angle range, which can cover a wide range of scenery. Make the picture more three-dimensional and funny. Macro - 3-6cm macro effect, especially good at showing flowers, fish, insects and other small things. The two in one suit is suitable for street photography, scenery, selfie, cool play and walking records, and different circles of friends.