Hello all:
When I finish the PCb design, I need send a document to PCB manfacture, but there are something in document I can not understand:
1) Protective coating?
2) Wet photopolymer coating?
3) coating by screen method?
if you know this, PLS tell me ,thank you very much.
When I finish the PCb design, I need send a document to PCB manfacture, but there are something in document I can not understand:
1) Protective coating?
2) Wet photopolymer coating?
3) coating by screen method?
if you know this, PLS tell me ,thank you very much.
