Carlstadt NJ USA
The S4 Xpress combines ease of use with a complete set of features for automatically measuring density, dot gain, gray balance, and trapping sequence all without touching any buttons. It also offers printing tolerance “traffic
lights” that flash either green for good (in tolerance) or red
for stop (out of tolerance) when measuring. The S4 Xpress
provides LED technology for 500,000+ measurements
including common AA batteries.