While capturing the unseen beauty of the world, the 52mm Circular Infrared R72 Lens Filter Plus+ is an essential tool for professional photographers. This high-quality filter is designed to cut all visible wavelengths of light, allowing you to capture the otherwise invisible infrared light for uniquely stunning images. Crafted by the reputable brand, Urth, this filter operates in the wavelengths from roughly 400 to 700nm, with anything above this being classified as infrared light. The innovative design of the Infrared Filter Plus+ cuts all wavelengths below 720nm, making it an effective tool for outdoor and nature photographers looking to explore the creative possibilities of infrared photography.The filter is part of the Urth R72 series and features 20 layers of nano-coating, providing easier cleaning and better protection against water, oil, and scratches.