Very good- thanks! 26 jan 2012 kl. 23.27 skrev DJ Delorie: > As for exposure, the math only gets you part way - you should calibrate > the film against your actual setup using something like a step > transmission wedge: http://www.stouffer.net/TransPage.htm Per Mattsson - per@... - 0706524567 [Non-text portions of this message have been removed]
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Re: [Homebrew_PCBs] UV light sources
2012-01-27 by Per Mattsson