Homebrew PCBs

>I found that to get anything close to 8mil (0.2mm) features, you 
>need a much better collimated light than an array of 
>fluorescent 'BL' tubes.

8 mil is a walk in the park with or without collimation provided 
you're using a contact frame. Less than 5 mil may benefit from it but 
by that time you've hit the resolution limitations of the inkjet 
printer.

--- In Homebrew_PCBs@yahoogroups.com, Adam Seychell <a_seychell@...> 
wrote:
>