David Griffith wrote:
> How effective are UV exposure units in the form of two 12-inch tubes
> mounted on a board and suspended over the workbench? The approach I'm
> tinkering with now is a pair of polycarbonate sheets hinged on one side.
> Align and clamp the PCB and artwork in the device, then place under the
> lamp to cook, then flip and cook the other side. Comments?
>
>
Perhaps I am misunderstanding what you are saying. Are you planning on
exposing the boards through the polycarbonate sheets? Polycarbonate
blocks 100% UV.
Kerry