The Urth 43mm UV Lens Filter (Plus+) is a high-quality screw filter specifically designed for use with lenses that have a diameter of 43 millimeters. This UV filter primarily serves to block unwanted UV rays that can affect image quality. By reducing UV light, the filter helps enhance the clarity and sharpness of captured images, especially in outdoor settings or high-altitude regions. Additionally, the filter provides extra protection for the lens surface, minimizing scratches and dust. The filter is easily mounted by screwing it onto the lens, ensuring user-friendly handling. The Urth 43mm UV Lens Filter (Plus+) is therefore a valuable addition for photographers who prioritize image quality and the protection of their equipment.