A77 w/16-50... focal length changed on it's own during time-lapse?

Started 10 months ago | Discussions thread
braisim
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Re: A77 w/16-50... focal length changed on it's own during time-lapse?
In reply to takya, 10 months ago

I guess you were focussing manually? I've read that on some lenses focussing can change the focal length, often though it's at the long end of telephotos zooms. If the 8% of frames were still in focus then I guess this would discount this theory.

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