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Re: Flange focal distance

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Graeme NattressRe: Flange focal distance
by on Mar 28, 2012 at 8:23:58 pm

Canon stills lenses don't generally show constant focus with zoom - they were not designed for that property, unlike traditional cinema zooms. It's not a lens mount or backfocus issue, just a lens design limitation.

Graeme

- http://www.nattress.com - Film Effects and Standards Conversion for FCP


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