Assertion: filter's use | /r/CapableOf | keep lens aperture
Facets:
Source sentences:
text: By using an 8 stop neutral density filter, you could slow down the shutter speed all the way to 2 seconds while keeping lens aperture at f/11 instead of f/22 (using apertures beyond f/11-f/16 in normal lenses decreases image quality due to diffraction).