Hoya 77mm HD2 Circular Polarizer Filter - 8-layer Multi-Coated Glass Filter
HOYA"s EXCLUSIVE hardened optical glass technology makes this 1mm thick have 4 times the strength of normal optical glass * EXCLUSIVE 8-layer multi-coating for best in class light transmission * Water & Oil repellent, scratch & stain resistant, easy to clean * Thin Frame * 5-year Limited Warranty