IEC 62899-302-3 pdf – Printed electronics – Part 302-3: Equipment – Inkjet – Imaging-based measurement of drop direction 1 Scope This part of lEC 62899 specifies in-flight imaging methods for the measurement of thedirection of ink drops jetted from inkiet print-heads using drop watchers. It does not apply toholographic or other interference techniques, or to any method assessing deposited ink...