Gobe CPL 72mm Schott 16-Layer Multi-Coated Polarized Filter Industry leading German SCHOTT B270 Glass with almost zero light distortion. Polarization rate of 99.9% for superb anti-reflection capabilities 16-layer Multi-Coated technology significantly reducing lens flare and ghosting Ultra slim rim profile to avoid vignetting on wide angle lenses, while maintaining rotation capabilities to adjust polarization levels. Extra tough Magnalium frame ensuring great durability and jamming prevention Ideal for colour enhancement and contrast while maintaining overall colour balance 5 trees planted for every Gobe product purchased. Join the revolution! Designed in Australia, Assembled in China