Exposure / Learn by doing
Long Exposure explained simply
What is “Long Exposure”?
A photograph made with a long shutter time, allowing moving subjects to blur while still objects can remain sharp.
- 01Stable camera
- 02Long time
- 03Moving subject blurs
How do you use Long Exposure practically?
A small exercise
Set a camera on a tripod and photograph moving water at 1 second and 1/250 second. Adjust brightness to compare the effect.
- Make a starting version and keep it so you can compare fairly.
- Try the change in the exercise. Keep unrelated choices steady where the exercise allows.
- Compare the result at the size your viewer will actually see. Write down what changed and whether it helped.
How does Long Exposure solve a problem?
It turns movement into a visible pattern, such as smooth water or light trails.
What can go wrong?
Wind, camera shake and moving subjects all affect the result. A stable camera does not freeze the scene.
How do you turn the idea into a useful solution?
Start with the specific problem in your image or brief, try the exercise, and keep the version that meets that need. If the result is worse, return to the starting version and change one choice at a time.
Quick check: can you explain the three ideas in the diagram?
Stable camera → Long time → Moving subject blurs. Explain how each relates to the exercise. Then compare the starting version with your result and choose the one that meets your brief.
Related video lesson
Exposure controls — Canon
This related lesson gives wider context for the topic. Camera menus and software versions may differ from yours.
Loading the player connects to YouTube. You can also watch the lesson on YouTube.Keep exploring
Try the idea in a studio shoot
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