• Ultra-hard surface coating is 200% more scratch resistant than general coating., ., HD Polarizing Film. The filter can protect the lens from physical damage, but the coating receives the strike first as scratch. When a coating of a filter is solid and scratch resistant, it will be a great advantage., ., . Traiement multicouches Nano pour un entretien plus facile This polarizing filter doesn't affect the overall color balance of the shot. HD Nano 72mm Hoya Filtre Polarisant Circulaire Hd Nano D72mm Plus Filtre Photo Accessoire Photographie Professionnel • Very Thin Frame, Front thread to attach lens caps and other filters. Verre minéral renforcé pour une meilleure résistance It has 25% higher light transmission than standard polarizing film used in current photographic filters. The HD nano CIR-PL filter is using the polarizing film with the high transmission factor, so a picture through a filter and the lens can be recognized clearly by a better contrast. Filtre polarisant circulaire Hoya HD Nano MK II 72mm: Filtre premium avec 16 couches de revêtement antireflet, nano-revêtement ultra-dur et film polarisant hautement transparent. Il possède également des propriétés hydrofuges, oléofuges et antisalissantes IMPROVED PROTECTION PERFORMANCE AND DURABILITY ., . • New 16 layer ultra-smooth, ultra-hard nano coating. • Press mount technology holds glass securely., . The polarizing film is the same as that used in the latest high definition LCD TV screens. Filtre polarisant circulaire HOYA HD Nano MkII - contrôle des réflexions et augmentation du contraste Diamètre 72 mm avec bague de filetage fine et maintien sécurisé du verre (minimise le vignettage Diamètre 67mm Photographie Filtre Polarisant Circulaire Hoya HRT 67mm - Haute Transparence - Pour Photographie Professionnelle Qualité Pro Objectifs • 25% Greater Light Transmission than Standard Polarizing Film., ., HD Frame.