Product name: 5K wide-angle macro lens
Product model: Distortion-free wide-angle + macro
Wide-angle parameters: 0.45x
Macro parameters: 15x
Shell material: Aviation aluminum alloy
Lens material: Imported German Schott optical glass
Optical system: Viewing angle up to 112 degrees, 16mm focal length.
Coating process: 50 layers of multi-layer all-wavelength anti-reflection green film
Product features: This wide-angle lens is anti-distortion wide-angle lens.