Hakuba HAKUBA 37mm Extreme Lens Guard Lens High Thin Made in Optical Glass Lens Protection 4977187440430 XC-PRO Filter, Transmittance,

Extreme Coating provides high transmittance for superior optical performance. This lens protection filter minimizes surface reflections and maximizes lens performance. High-quality B270i ultra-white glass from German company SCHOTT is used to achieve excellent optical properties. All production is carried out in Japan. The latest multi-layer digital vapor deposition coating is applied to the glass surface, achieving an ultra-low reflectivity of 0.3% for beautiful images. The front surface is coated with an extremely water-repellent and dirt-resistant coating that makes it easy to shoot in harsh environments. Precision-machined thin frame design for wide-angle shooting with minimal vignetting. Comes with a dedicated pouch for easy portability.