16-1-19-22-4-0The Prime UV Systems 16 1 19 22 4 0 compatible* lamp, is a high quality bulb made with the finest raw materials. It is designed to provide high actinic output and long service life. The optimized spectral output guarantees rapid curing and short exposure times with the industries best dot to dot quality. The 635 mm long 16 1 19 22 4 0 has a typical lifetime of 600 hours. optimized spectral output short exposure times short curing times customer