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Thread: Changing Exposure During Totality

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  1. #1
    Senior Member Jonathan Huyer's Avatar
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    I don't know about exposure information during videos, but I do think that some kind of exposure adjustment would be essential during the event. Otherwise you would probably go completely black during totality, due to the very wide difference in lighting. I was doing a time-lapse with a wide-angle lens, for the period of totality +/- about 5 minutes on either side. I set the camera to Av mode, ISO 800 at f/5.0. At the start the shutter speed was 1/3200 sec, and during totality it was 1/15 sec. Once I finish processing it, I'll put it together and post a link.

  2. #2
    Super Moderator Kayaker72's Avatar
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    Quote Originally Posted by Jonathan Huyer View Post
    Otherwise you would probably go completely black during totality, due to the very wide difference in lighting.
    I had video going on my G7x mounted on a gorillapod. I started it a few minutes before totality: 1/250, f/5 and ISO 400. In M mode (nothing auto). That was 1 stop above proper exposure with ~95% of the sun covered.

    Scene went pitch black during totality except for a sliver along the horizon.

  3. #3
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    We had clouds off in the distance that were outside of totality (still in the penumbra though). They were pretty bright. The street lights came on where I was so I really couldn't say how dark it was. But the sky was blue, not black.

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