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Pinhole Size

By: Tarja Trygg () on 06:59 04-03-2009

Pinhole Size

By: Tarja Trygg on 06:59 04-03-2009

For example an embroidery needle works very well. 
Pinhole Size Calculator can be found on the Net here: http://www.mrpinhole.com/ holesize.php 
Determing Pinhole Size and Exposure can be read: http://ca.geocities.com/ penate@rogers.com/pinsize.htm

 

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