Archive of the former Yahoo!Groups mailing list: Homebrew PCBs

previous by date index next by date
previous in topic topic list next in topic

Subject: Re: [Homebrew_PCBs] UV light sources

From: Per Mattsson <per@...>
Date: 2012-01-27

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]