Friday, February 11

Showing Motion with a Slow Shutter Speed



Good morning from Chicago! Today's post is about showing motion by slowing down your shutter speeds, something that we see in lots of photos of moving water. Whenever you see smooth running water, like a waterfall or a river with an almost ghostly appearance, it's because the photographer kept the shutter open longer.


A quick lesson on shutter speeds! On your camera's main dial, there is either a Tv or an S mode. Set it here and begin to scroll the horizontal wheel. You'll notice that the number will shrink until it reaches 10 then it will get get quotation marks (") and begin to grow again. That means that you have slowed the shutter speed into staying open for full seconds at a time. Keep in mind, a normal person can shoot at 60 (1/60 of a second) without showing any blur from their own movement; however, when the camera's shutter stays open longer, it is more likely that it will pick up your own movement and your image will be blurry, even if your subject is still. This is where a tripod comes in handy.






Your Assignment: Take a photo that shows smooth motion by using a slow shutter speed. To do this, you'll have to set your shutter speed to stay open at least 1/30 of a second, if not longer depending on how fast your subject is moving. Try it on a running child or animal, they're perfect subjects!



The blue ball was sitting in running water, so as it spun, the light inside moved in random patterns, which I was able to capture with a slow shutter speed!

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