From the course: Learning to Use Mirrorless Cameras

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Exposure lock

Exposure lock

From the course: Learning to Use Mirrorless Cameras

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Exposure lock

- [Instructor] Exposure lock is quite useful if you want to frame up on a subject, set your exposure, but then recompose. Maybe you're doing a shoot outdoors and you've metered for the person and as the clouds slightly change or as you're working with the subject and moving around, the backdrop changes a little bit and you don't want things to shift. Or maybe you're shooting a panoramic photo with multiple exposures and as you pan the camera, you don't want to change an exposure. The lock button let's you set the metering once and as long as you keep it pressed and held it's going to use the same values. So let's go ahead and do this here. I'll set the metering mode here to spot, so it's a smaller value and I'm just going to frame up the camera here, right on the subject. So let's take this and we'll frame up here. On the globe. We'll put that sort of dead center for spot. And I'll put the exposure compensation back up.…

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