>>3527451>for video outside because you cant really change shutter speed, and aperture is used to control DoF usually. or if you want to make running water turn in to a blur. or other niche usesOne videographer told me in a comment to one of his videos that he shoots with the aperture wide open so he uses ND filters to limit the amount of light that hits the sensor. Dude has a pretty neat channel of Japanese culture.
>>3527535>It's for when you want to make a long exposure, but you're ISO is already bottomed out.Thanks for that. That never occurred to me. Not sure if I'd have a use for it. Do you have a specific use case?
Also, anyone have any opinions on pic related? It's one of those variable ND filters that you twist...