5 ms·
Yes, but only few times. Still not clear how an initial mask has been produced? From file to mask - a kind of printer or a laser?
by novaRom 6y ago
Yes, but only few times. Still not clear how an initial mask has been produced? From file to mask - a kind of printer or a laser?
- baybal2 6y agofor >1 micron it's optical lithographic transfer, for <1 micron, it's e-beam lithography.