Olympus-OM
[Top] [All Lists]

Re: [OM] Question for you experts

Subject: Re: [OM] Question for you experts
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Sat, 05 May 2012 17:36:26 -0400
Thanks.  I hadn't realized that.  Ax where x is even is 3:2, Ax where x 
is odd is 4:2.8.

But not having A size printing papers I've now accumulated yet another 
very interesting but useless to me piece of info.  :-)

Chuck Norcutt


On 5/5/2012 12:15 PM, Frank Wijsmuller wrote:
> Actually, because the A-x formats *double* each iteration in only one
> direction (*not* proportionally 'enlarged'!), they serve both 2x3 and 3x4
> sensors...
> ....
> A5 ~ 4x3  (210x148mm - 4:2,8)
> A4 ~ 3x2  (297x210mm - 3:2,1)
> A3 ~ 4x3  (420x297mm - 4:2,8)
> A2 ~ 3x2  (594x420mm - 3:2,1)
> ....
>
> That makes it a draw ;-)
>
> Best, Frank.
>
>
> 2012/5/5 Wayne Harridge<wayne.harridge@xxxxxxxxxxxxxxxxxxx>
>
>> 4/3 is also a good fit for A4, A3,... paper sizes.
>>
>>
-- 
_________________________________________________________________
Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
Archives: http://lists.thomasclausen.net/mailman/private/olympus/
Themed Olympus Photo Exhibition: http://www.tope.nl/

<Prev in Thread] Current Thread [Next in Thread>
Sponsored by Tako
Impressum | Datenschutz