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- Used for Infrared Photography
- Blocks Visible Light Up To 720nm
- Compatible with Most Digital Cameras
- Can Be Used with Infrared-Type Film
The Hoya 46mm R72 Infrared Filter is a specialized filter used for infrared photography with digital cameras and specialized infrared film. This nearly opaque filter blocks all visible light up to 720nm, enabling recording of subject matter and scenes that are not visible under normal conditions. Due to the nature of infrared photography, the filter factor for this filter is highly variable and depends largely on the ISO sensitivity in use and lighting conditions.