Homebrew PCBs

On Tue, 12 Apr 2016 17:13:31 -0400, you wrote:

>I'm using laser transparencies for photoresist boards and I would like to
>test a real photographic film image.  I understand real film has solid black
>this is excellent at blocking light.  Can anyone suggest a type of place
>that can do photonegatives from a .jpg or .bmp?  Can a CVS or Riteaid do
>this?  

You want a  professional place, one that does drawings, engineering
prints, and the like.  They're likely to have the ability to make the
image. Photolithographers, for instance.   Riteaid or CVS barely know
how to develop Tri-x Pan.

Harvey

>
>Jeff