March 2019
Intermediate to advanced
240 pages
5h 46m
English

I mentioned I had a 10-stop ND filter, and that does an awesome job in most cases, but what if you need to keep your shutter open for longer than your 10-stop ND will keep it open? Then you stack—you put another ND filter in front of the ND filter you already have on your lens (you literally stack one in front of the other, hence the name). This is why, in addition to my 10-stop ND filter, I also have a 3-stop ND filter I only use for stacking when I need to keep my shutter open even longer (especially handy on a really bright day). Here’s an example of how well stacking works: If your shutter speed is ...
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