Camera lenses are delicate items that need much protection, especially when you're shooting outdoors. Therefore, you can help prolong their optimal performance with the Okko Pro Protect UV Filter 40.5mm. Be it dust, dirt, sea spray, or rain, this premium lens filter can repel those unwanted elements while preventing bumps and scratches to the lens' front glass. Durability is an understatement thanks to its high-grade, matte black aluminium frame that circles the German-made B270 Schott Glass with a fire-polished surface that provides high chemical stability. Aside from lens protection, the Okko Pro Protect UV's composition reduces vignettes while boosting image quality. This item is a must-have if you engage in outdoor photography, whether as a hobby or for a living. While you won't run out of angles to shoot, the Okko Pro Protect 40.5mm is the last UV filter you'll ever need. Product Features in Detail 16 layers of nano coating While the Okko Pro Protect UV Filter 40.5mm allows light to pass through, its nano coating absorbs ultraviolet light to help render clear and colourful images. A wider frame Its ultra-thin 1.1mm profile prevents vignetting to provide a spacious field of view. Aluminium alloy construction Made from high-quality matte black aluminum, this filter protects your lens while allowing the use of your standard lens cap.