In order to set up for a photgraphic joke, of course. :-)
Chuck Norcutt
keith_w wrote:
> Chuck Norcutt wrote:
>
>>Well, you always have to have the square root of two involved.
>
>
> Why?
>
>
>>For
>>photographic use it puts them all one stop apart. Can't think of any
>>other reason why sizing papers with that ratio would make any sense. :-)
>>
>>Chuck Norcutt
>>
>>Jez Cunningham wrote:
>>
>>
>>>In the metric world, the common paper sizes are A6, A5, A4, A3 etc -
>>>all these sizes have a constant ratio of 1 : 1.414 (pretty close to
>>>2:3)
>
>
> keith whaley
>
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