From the course: Photography Foundations: Exposure (part 1)
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Changing shutter speed and aperture
From the course: Photography Foundations: Exposure (part 1)
Changing shutter speed and aperture
- Once again, let's recap some things, shutter speed, aperture, and ISO have a reciprocal relationship with each other, that means that there are many different combinations of those three parameters which yield the same overall brightness. This was covered in the movie, The Exposure Triangle and Reciprocity. When you half-press your shutter button, the light meter in your camera calculates a shutter speed and aperture combination that it thinks will yield good, overall brightness in the scene that your camera is pointed at. If your camera is set for Auto ISO, then an ISO will also be chosen when you half-press the shutter button. However, because of the reciprocal relationship of the three exposure parameters, the settings that the camera chooses are not the only combination of settings that yield the brightness value that your light meter has decided is best. If what I've just said is confusing to you, you should review the movies Pressing the Shutter Button, Light Meter, and…
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