The difference between Stop down and Stop up

When used as verbs, stop down means to decrease the aperture of a photographic lens, moving from an f/stop represented by a lower number to an f/stop represented by a higher number, whereas stop up means to fill a hole or cavity, or block an opening or passage, as with a plug.

check bellow for the other definitions of Stop down and Stop up

  1. Stop down as a verb (photography):

    To decrease the aperture of a photographic lens, moving from an f/stop represented by a lower number to an f/stop represented by a higher number.

  1. Stop up as a verb:

    To fill a hole or cavity, or block an opening or passage, as with a plug.

  2. Stop up as a verb (photography):

    To increase the aperture of a photographic lens, moving from an f/stop represented by a higher number to an f/stop represented by a lower number and causing more light to pass into the camera.

Compare words:

Compare with synonyms and related words: