The filter-stacking tag has no wiki summary.
12
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7answers
2k views
What is the difference between using an ND filter versus 2 polarizers?
I know what an ND filter does. I know what a polarizer does. I also know what two polarizers stacked together and rotated properly do.
So the question: why should I use an ND filter to achieve a ...
11
votes
6answers
1k views
Does stacking more lens filters decrease overall image quality?
As stated by @t3mujin in another thread's comments:
Stacking filters will decrease image quality, as it's another piece of glass light has to go through before reaching the sensor.
I was ...
12
votes
2answers
802 views
What's the result of stacking ND filters?
If you stack two 3-stop neutral density filters, does it reduce the exposure by 6 stops or 9 stops?
