The infrared filter from the house of DHD Digital made made from hardened and tempered optical branded real glass. This brand has been embedded in an aluminum Precision frame look. The aluminium frame has both an internal thread as well as an external thread, which allows the inclusion of an Lens Lid or the combination further filter. From IR680 Infrared Filter blocks the entire visible light up to 680 nm. This infrared rays are but durchgelassen. This will give you stunning shots with spectacular detail. Areas of application: Archeology, Kriminal shots, military, medical, scientific, vegetable and vegetation photos, special landscape shots, as well as effect & W photography. Why not give us a try, you will be pleased with the DHD Digital Infrared Filter. This infrared filter comes of course with the storage case to always be able to safely transport.