Hoya R72 Infrared Filter 720nm – IR Photography Dark Red Lens Filter Available-sizes-mm:67mm - $90.90 532 1 1 560 625

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NOTE: The frame construction of the Variable Density II requires taking a lens cap that is one size bigger than the filter threads of your lens

W12 is stronger than W10 so it will produce a more neutral look when used with standard tungsten balanced films

This double-ring design is thin to reduce the likelihood of vignetting with wide-angle lenses

these filters ensure consistent neutrality and natural color reproduction across the entire visible spectrum

Hoya R72 Infrared Filter 720nm – IR Photography Dark Red Lens Filter Available-sizes-mm:67mm - $90.90 532 1 1 560 625Description Learn More on our latest Blog The Hoya R72 Infrared filter is specifically designed for infrared photography with digital cameras and infrared film. Infrared light starts in the high red area of the visible spectrum at around 750nm and goes up beyond 1000nm. This light is not visible to the naked eye. The R72 filter only allows light to pass through the lens from the very high red edge of the visible spectrum. Infrared photography yields