Re: Holga pinhole?

Jon Grepstad (grepstad@sprakrad.no)
Sun, 06 Apr 1997 13:37:09 +0100

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Clyde Soles wrote:
>
> Anyone know the optimal size for the pinhole on a converted Holga (and
> what the f/number works out too)? The hole-to-film plane distance is
> about 53 mm. TIA

You will find the necessary formulas and tables here:
http://home.sn.no/~gjon/pinhole.htm

Jon Grepstad
gjon@sn.no

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