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AF points

PostPosted: Mon Apr 04, 2005 2:43 pm
by ast
i asked this question in the 'beginners' forum too, but thought there might be some tips and tricks to this.

anyway, is it advisable to use the side AF points (left and right) when shooting vertical shots? or the center AF point is the way to go? because i noticed that using the center AF point, you tend to move the camera more when recomposing.


tia!

PostPosted: Mon Apr 04, 2005 3:00 pm
by huynhie
If you can use the side AF points then use them. You don't alway have to use the middle af point and recompose. It is only when you dont have enough contrast to auto-focus that you use the centre focusing point.

Re: AF points

PostPosted: Mon Apr 04, 2005 3:03 pm
by W00DY
ast wrote:i asked this question in the 'beginners' forum too, but thought there might be some tips and tricks to this.

anyway, is it advisable to use the side AF points (left and right) when shooting vertical shots? or the center AF point is the way to go? because i noticed that using the center AF point, you tend to move the camera more when recomposing.


tia!


I am not sure there is an answer to this as it would depend on where you want to focus. If you are shotting vertical and the focus subject is to the right of the frame then I would personally use the right AF point.

W00DY

PostPosted: Mon Apr 04, 2005 3:07 pm
by huynhie
This was something interesting that I found the other day.

PostPosted: Mon Apr 04, 2005 3:44 pm
by sirhc55
huynhie wrote:This was something interesting that I found the other day.


Very enlightening article - thanks

Re: AF points

PostPosted: Mon Apr 04, 2005 4:46 pm
by ast
W00DY wrote:
ast wrote:i asked this question in the 'beginners' forum too, but thought there might be some tips and tricks to this.

anyway, is it advisable to use the side AF points (left and right) when shooting vertical shots? or the center AF point is the way to go? because i noticed that using the center AF point, you tend to move the camera more when recomposing.


tia!


I am not sure there is an answer to this as it would depend on where you want to focus. If you are shotting vertical and the focus subject is to the right of the frame then I would personally use the right AF point.

W00DY


lets say the subject is boy standing, and you want to shoot full frame.

Re: AF points

PostPosted: Mon Apr 04, 2005 4:48 pm
by W00DY
ast wrote:
lets say the subject is boy standing, and you want to shoot full frame.



In this instance I would position the right (top) AF point over the boys eyes and use that as the focal point).

W00DY

PostPosted: Mon Apr 04, 2005 4:52 pm
by stubbsy
Huynhie - thanks for the link - a very interesting read.

PostPosted: Mon Apr 04, 2005 5:08 pm
by christiand
Huynhie, also many thanks for the info and
the interesting web site.

Cheers
CD

Re: AF points

PostPosted: Sun Jun 05, 2005 8:59 pm
by ast
W00DY wrote:
ast wrote:
lets say the subject is boy standing, and you want to shoot full frame.



In this instance I would position the right (top) AF point over the boys eyes and use that as the focal point).

W00DY



will this affect the metering if let say we're on spot or center weighted metering?