[Professional Photography] 350mm stepless aperture mobile phone telephoto lens can shoot moon ant portraits

Compatible mobile phones: iPhone14-17

Product specifications: 7 - 18 - 350mm
Lens highlights: Lanthanide pre - focus flat field + professional stepless aperture
Objective lens diameter: Effective aperture 18mm
Eyepiece diameter: Effective aperture 17mm
Eye relief: 17mm
Number of objective lens groups: One group with two lenses
Number of eyepiece groups: Four groups with five lenses
Whole - machine lenses: 9 pieces of professional optical glass, including lanthanide glass
Lens coating: fm coating with an average reflectivity of less than 0.3%, and a balanced film system is adopted to effectively eliminate color cast
Prism material: k9 + bak4
Prism coating: Half - five double - green high - reflection dielectric film, roof double - green phase film
Imaging distance: Far (infinity) - near (about 17mm)