The chamber depth is defined by {TAIL ~ the thickness} of {HEAD ~ the photoimagable polymer}, typically 14 or 19 μm 
The chamber depth is defined by { TAIL ~ the thickness } of { HEAD ~ the photoimagable polymer } , typically 14 or 19 μm
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH