--- In Homebrew_PCBs@yahoogroups.com, Dave McD <davemac2@...> wrote: > > Chris and others, > > Won't increasing the emission angle of the LEDs increase the undercutting effect << SNIP I guess that is true.. but I must admit I never had a problem with undercutting, even when using dual 12" tubes 4" away.. but then I don't do really fine traces.. Nowadays I almost exclusively use toner transfer and find it quicker, easier, cheaper and more reliable. The only time I don't use toner transfer is when milling. I grind LEDs for a completely different application, for which it works really well. Chris
Message
Re: buying LED's for a exposure box
2008-02-21 by Chris Horne