Get Fantastic Etching Results with the TRF Toner Reactive Foils. Foil packs are 8" wide by 15' long with simple instructions. "WhiteTRF" is for adding a "silkscreen" layer to your board. After the board is completed, apply your silkscreen artwork the same way as the layout was.
Neg-fast Generation II Film allows users to quickly create a negative from their paper or transparent positive artwork. This is U/V sensitive and should be handled under subdued light; we recommend a yellow light of about 25 watts.