Solid works to laser cutter

What files does a laser cutter accepts ? 

Is it dxf or dwg ? 

i have a solid works sheet metal model, what file format should i save it in, to get it laser cut.

i have seen some tutorials where adobe illustrator is been used. 

Are their any better and straight forward methods to get solid work part file ready for laser cut

I new to this, Please guide.

SolidworksImport/export