View single post by jk
 Posted: Fri Jan 11th, 2013 14:45
jk



Joined: Mon Apr 2nd, 2012
Location: Carthew, Cornwall, United Kingdom
Posts: 6874
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 Most zooms do not hold focus as either end of the zoom range. To do so they have to be specifically designed to achieve this and are called 'parfocal' zooms.
Like Tom says with AF this tends to manage the focus so it doesnt matter.



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