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OK to zoom a DSLR while shooting video

Started Feb 17, 2015 | Questions thread
WilbaW
WilbaW Forum Pro • Posts: 11,643
Re: OK to zoom a DSLR while shooting video

MyPupEllie wrote:

Thanks for the tip, Microprism.

Hey I'm curious about why the lens loses focus when I zoom it in and out. My Nikon lenses never did that; what is different about Canon lenses and what causes it to happen?

It's a property of the design of the lens. Some are parfocal and some aren't.

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