Hasselblad Cpl Filters are effective in eliminating reflection, making it an indispensable accessory for landscape and urban photography. Meeting Hasselblad's stringent optical standards and ultra-high requirements for quality, the filters are a perfect match for Hasselblad lenses, elevating any creative tool kit.Made with Schott B 270 glass and high-quality polarizing film with ultra-low light reflectance, the filters are over 99.9% effective at polarizing light, eliminating almost all reflections. Put together with seamless adhesive processing. The optical glass brings a sharp camera view and clear imagery.Anti-reflection (Ar) coating processing introduces more light with less reflection. Nano coating is used to make the filter water and oil-resistant, anti-scratch, and anti-static, prolonging the service life and allowing the filter to effortlessly cope with harsh outdoor environments.