Hoya R72 Infrared Filter 720nm – IR Photography Dark Red Lens Filter Available-sizes-mm:67mm - $90.90 W12 is stronger than W10

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

antistatic top-layer is water repellent

and scratch-resistant

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

Index Chemical

Hoya R72 Infrared Filter 720nm – IR Photography Dark Red Lens Filter Available-sizes-mm:67mm - $90.90 W12 is stronger than W10Description 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