The infrared filter from dHD Digital is made from tempered optical brand real glass. This brand look has been embedded in an aluminium precision frame. The aluminium frame has both an internal thread and an external thread, which allows the attachment of a lens cap or the combination of additional filters. The IR680 brand infrared filter blocks all visible light up to 680 nm. However, infrared rays are allowed through. This gives you stunning shots with spectacular details. Areas of application: archaeology, crime photography, military, medicine, science, detectives, plant and vegetation pictures, special landscape photography, and effect photography. Try it, you will be amazed by the dHD Digital infrared filter. The infrared filter comes with the storage case to always be able to transport it safely.