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THE MISSION
Blend several long exposures taken with differing shutter speeds to combine the best motion blur from each frame
Time needed
Two hours
Skill level
Intermediate
Kit needed
Camera, six-stop ND filter, tripod, Photoshop or Affinity Photo
A long exposure is a wonderful way to blur motion in photography. Rivers, waterfalls, waves and clouds can look stunning when captured as streaks of silky blur. But how slow do you go? Some parts of a scene may appear better with a really long exposure of several seconds or even minutes, while others are better with a slightly quicker speed of a second or less.
It all depends on the speed of the movement in the scene, and how that translates to blur in your photograph. In our waterfall scene here, for example, the water is moving faster as it cascades down