Improve your smartphone photography with the Sirui Wide-Angle Circular Polariser Filter V2. This filter fits over the Sirui Wide-Angle Mobile Lens V2 and the Sirui Anamorphic Mobile lens and features multi-coated Schott B270 plate glass for nearly complete polarisation as well as an aluminium ring. It is designed to reduce reflections on non-metallic surfaces and enhance colour when shooting photos or videos.