View single post by Eric
 Posted: Fri Jan 11th, 2013 15:37
Eric



Joined: Wed Apr 18th, 2012
Location: United Kingdom
Posts: 4186
Status: 
Offline
jk wrote:
Eric wrote:
jk wrote:
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.


I thought Tom was trying to manual focus using this technique?


Yes he was . What I was trying to say is that he was attempting to do wont work unless the has a parfocal zoom lens.


Understand.



____________________
Eric