Four in one camera case. Product parameters: Specification Fisheye parameters Fisheye lens parameters Structure (Element) : 3Elements 3Groups. Angle: 160degrees. Magnification: 0.35X. Deformation: -75%. Recent focus distance (Deformation) : 10-15mm. Coating (AR Coating) : Multilayer. Telephoto parameters Telephoto lens parameters Structure (Element) : 4Elements 4Groups. Angle: 30degrees. Magnification: 1.5x. Deformation: -4.8%. Recent focus distance (Deformation) : 20-25mmmm. Coating (AR Coating) : Multilayer. Macro parameters Macro lens parameters: Structure (Element) : 2Elements 2Groups. Angle (Angle) : Magnification: 10X. Deformation: -1.5%. Recent focus distance (Deformation) : 10-15mm. Coating (AR Coating) : Multilayer. Wide Angle parameter Wide lens parameters: Structure (Element) : 2Elements 2Groups. Angle: 110degrees. Magnification: 0.65X. Deformation: -22%. Recent focus distance (Deformation) : 10-15mm. Coating (AR Coating) : Multilayer.