Ryan E. Walters, Cinematographer

Cinematic Excellence at 24 Frames a Second

The Great ND Test Of 2013 (Or is it really Neutral?)

The Control Frame for the ND Test
Neutral density (ND) filters are supposed to be devoid of color shift. Ideally they only affect the amount of light entering the lens, not the color balance. Unfortunately, it is very difficult to produce an ND filter that is truly neutral. This is why I set out to test four sets of filters. I wanted to see how neutral they really are. For this test I used ND filters from Schneider, Formatt, TruND, and the internal ND filters of the Canon C100. The results may surprise you, just like they did for me. Continue reading to see how these filters stack up, as well as to get access to the downloadable frames.
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