> Can these glasses be used for MIG welding too? > > Didymium II Blue Polycarbonate Safety Spectacles > > Thanks > Mark I hope that more knowledgeable welders than I reply to this, but I think that these spectacles are only a shade 3-5. That should give great protection for forge or gas welding ( I use a #3), but arc welding requires a 10 or better. Andy G.