Ulanzi Wide-Angle Mobile Phone Lens Slr Camera External HK 4D Fisheye Lens

Structure (Element): 6 elements in 5 groups
Angle: 238 degrees
Magnification: 0.2X
Minimum focusing distance (Deformation): 10-15mm
Coating (AR Coating): Multilayer
Max diameter: 40mm
Length: 28mm
Interface (Mount): M14 X P0.75