It's interesting that this set of compromises works out differently in
the parts of the world with metric paper/frame sizes which are close
to 3:2 ratio (A4 is 297x210)...
Needless to say 3:2 on my Nik is nice'n'handy.
Euro Jez
On 04/05/2012, Ken Norton <ken@xxxxxxxxxxx> wrote:
> Basically, the Four-Thirds sensor is designed to be halfway between an
> 8x10 crop and a 5x7 crop. It's MUCH easier as a portrait and wedding
> photographer for me to get usable prints from either crop factor
> without grief.
>
> When using the longer 2x3 format of, say 35mm or APS, you are always
> chopping off the ends of the picture. In the case of an 8x10, you are
> chopping off a massive amount of the picture. With Four-Thirds,
> getting and 8x10 or 5x7 is just a matter of trimming the edges (either
> ends or side, depending on desired print ratio), with the 2x3 format,
> you are always throwing away a lot of image.
>
> Why this is significant for photographers like me, is that during the
> shoot, we don't have to waste so much image during capture. I can
> shoot MUCH tighter. Not only can I shoot much tighter, but I don't
> have to always fear the 8x10 crop and lose people on the ends of a
> group shot.
>
> Think of it this way, when you crop a 2x3 image to square, you are
> literally throwing away 1/3 of the image.
>
> Where the 2x3 sensor does have a major advantage, though, is with
> landscape photography where the trend is to go short and wide. In this
> case, there is much more sensor width to work with and you usually
> trim just the top and bottom of the image a little to make the print
> work.
>
> I'm a pretty big fan of the more squarish Four-Thirds format because
> of the above advantages. Having the ability to rip through a portrait
> shoot and not worry about the crops is a big time savings. I don't
> have to do crop versions of the image for the customer to try to
> figure out which one is needed to order from for their 5x7s or 8x10's.
> Almost without exception, I just let the automated cropping take care
> of the image for either format. When placing my on-line Millers order
> for reprints, a mixture of print sizes and shapes from a single image
> file is a no-brainer.
>
> AG
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