Note the comment about the ink. Photo inks have UV inhibitors to protect the colors in the ink. They also happen to block transmission of UV. Plain copier inks do not have these UV adsorbers and will not work as artwork for photoresist processes.
----- Original Message -----
From: Russell Shaw
To: Homebrew_PCBs@yahoogroups.com
Sent: Thursday, January 20, 2005 10:55 PM
Subject: Re: [Homebrew_PCBs] Photographic techniques
javaguy11111 wrote:
>
> I am trying to get more information on using photographic techniques
> for making PCB's. For me I am at the limit of what I can really do
> with toner transfer and my 1200dpi printer. I am trying to find
> information about printing to transparency and then using some kind of
> image reduction.
>>From what I can tell it looks like I would use a photographic
> enlarger. I saw a few hints searching google that this could be used
> for image reduction, but no real solid information.
> Does anyone have suggestions on where I could look for more
> information on this technique.
I can do 8mil traces perfectly using a 720dpi epson stylus color
inkjet printer with the genuine film and ink, and uv lightbox.
No need for enlarging or reduction.
Be sure to visit the group home and check for new Bookmarks and files:
http://groups.yahoo.com/group/Homebrew_PCBs
------------------------------------------------------------------------------
Yahoo! Groups Links
a.. To visit your group on the web, go to:
http://groups.yahoo.com/group/Homebrew_PCBs/
b.. To unsubscribe from this group, send an email to:
Homebrew_PCBs-unsubscribe@yahoogroups.com
c.. Your use of Yahoo! Groups is subject to the Yahoo! Terms of Service.
[Non-text portions of this message have been removed]