----- Original Message -----
From: "Kelvin" <[EMAIL PROTECTED]>
>
> I am thinking of building a pin-hole camera for a 6x9 rollfilm format.
>
> Can anyone advise me how big the pin-hole should be, given a focal length
> of about 60mm ?
Check out this site:
http://members.home.com/penate/pinhole.html
Joing the Pinhole List:
http://www.pinholevisions.org/discussion/subscription.php
Guillermo
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