From the course: Canon 5D Mark III Essential Training

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Exploring Bulb mode

Exploring Bulb mode - 5D Tutorial

From the course: Canon 5D Mark III Essential Training

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Exploring Bulb mode

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Your camera's built-in meter cannot specify a shutter speed over 30 seconds. Whether you're in Program mode, Shutter priority, or Manual mode, 30 seconds is as long as it can go. If you're shooting an extreme low light, 30 seconds might not be enough to capture the scene that you are aiming for. For those times, you'll want to turn to the camera's Bulb mode. You get to Bulb mode the way you would any other mode: press the lock button on the dial, and spin it over to the B. The status display shows you that you are in Bulb mode. I don't get to pick a shutter speed, because my shutter speed is bulb; that means it's going to stay open as long as I hold the shutter button. I can control aperture, so I can dial my aperture in to whatever I want. And now, for as long as I hold the shutter button down, the shutter will stay open, and it's nice, you can see, the Mark III gives you a counter, or a timer, rather, so I can see exactly how long I am exposing for. I don't need to hassle with a…

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