Product name: 0.45x ultra-wide angle + macro two-in-one lens Product introduction: Universal 49mm UV wide-angle + macro lens for mobile phones, which effectively solves the vignetting problem of wide-angle lenses on some mobile phones. This is an external lens for digital DV/DC and other professional photography equipment. It has a cool appearance, excellent parameters and fine imaging effects. Through a multi-functional mobile phone adapter clip, connected to the mobile phone, the shooting angle of the mobile phone can be expanded by 60% without damaging the shooting quality of the mobile phone. The lens is made of high-quality optical glass + multi-layer optical coating, which effectively solves the defects of clear middle and blurry edges when taking photos with external mobile phone lenses. The 49mm UV port ensures sufficient light transmittance, which not only ensures the brightness of the picture, but also effectively ensures the clarity of the picture quality.As a compact and convenient professional lens, it not only has powerful professional-level effects, but is also much more portable than camera replacement lenses. The equipped 37mm mobile phone adapter clip is equipped with a lens and can be directly clipped to the mobile phone camera, turning your mobile phone into a SLR in just one second. Today, when mobile phone photography has become mainstream, this is a companion for mobile phone photography. When you pick up a mobile phone equipped with this wide angle to take pictures, you will immediately become the focus. Lens parameters: Interface: 37mm Front port diameter: 49mm Optical structure: 2 elements in 2 groups Lens size: 25mm*50mm Lens material: aluminum alloy + optical glass Lens accessories: 0.45X 49mmUV wide-angle + macro lens: 1 piece, front lens protective cover: 1 piece, interface lens protective cover: 1 piece, leather lens storage bag: 1 piece