Nisi 77mm PRO Nano HUC UV Filter
The technical details behind this filter Nisi 77mm PRO Nano HUC UV Filter ultra-thin filters adopt a double-sided, multi-coating lens technology that employs high quality Japanese ultraviolet absorption optical glass. It assures high transmittance and a highly smooth surface that avoids unnecessary reflection. The frame is constructed from Brass using highly accurate brass milling. The NiSi PRO Nano HUC UV has an exclusive creative “U” type Nano coating and a hardened waterproof coating. The UV filter is also useful as a general protective filter to leave on lenses at all times. Filters help to reduce dust and moisture from reaching your lens element and provide additional protection in case of drops or situations where scratching could occur Key features Hardened waterproof coating Exclusive creative “U” type Nano coating Brass Frame constructed with highly accurate Brass milling Ultraviolet absorption optical glass Top three Reasons we think you will love this filter Top level optical surface machining accuracy Ultra thin: Minimize vignetting effect on wide angle lenses High quality optical glass for high transmittance and highly smooth surface Our experts opinion Nisi 77mm PRO Nano HUC UV Filter protects the lens from dust, damage to the front element. This filter is easy to clean and made of quality material.