HD distortionless 0.6X wide-angle macro external lens for outdoor photography Product name: 0.6X wide-angle macro lens Product model: L-621 Wide angle parameter: 0.6x Macro parameter: 15x Shell material: aviation aluminum alloy Optical system: multilayer coated optical lens, angle of view up to 112 degrees, 16mm focal length. Coating process: multi-layer full band antireflection coating Features: This wide-angle lens is anti distortion wide-angle lens. Features of professional SLR wide-angle function: the wide-angle lens can shoot a wider area of scenery at a shorter distance, exaggerate the sense of distance, highlight the sense of perspective, and appropriately deform the edges of the screen. Mastering the techniques of perspective and deformation can take photos with more visual impact. Suitable scenes: landscape, architecture, interior landscaping, people gathering and other grand scenes. Macro function features: the human eye can't see objects within 15cm, while the mobile phone can't shoot objects within 7cm. Macro lens is to make up for the demand of close-up shooting. It can enlarge the details of objects that can't be seen clearly from 3 to 5cm. Suitable scene: food, jewelry, flowers, insects and other small objects.