----- Original Message -----
From: <taticosta@starmedia.com>
> Hello all!
> I'm brazilian and I have just started to try pinhole and I can't
understand what is zone plate,I've read about this in English but I didn't
understand what's this! Can anybody help me?!
> Thanks
Check Joao Riveiro's article written in Portuguese:
http://www.alaz.f2s.com/tec/tec1.html
Guillermo
Received on Tue Aug 21 18:33:28 2001
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