Digital BW, The Print

steveh0607 wrote:

> Last question of on this topic.
>
> Maybe this is just a rhetorical question, but, since the aspect ratio 
> of 33mm and dslr's is 2:
> 3, why don't pre-cut mats follow this ratio?
>
> Is is because medium and large format cameras have different aspect 
> ratios? Is it because
> the art community (painters) have traditionally used the sizes provided?
>
> The guys at the local frame shop didn't have an answer.
>
> Thanks again,
>
> Steve
>

Standard Print sizes long predate the dominance of 35mm, it's only from 
the 1960's to the 1990's that 35mm was the dominant format. Most larger 
print sizes either match a Sheet Film size or are an easy enlargement 
from a sheet film size.

-Adam