The PVM-L1 series of monitors is the Sony entry level range of CRT studio display products. The PVM-14L1 is a 13-inch diagonal CRT with 600 lines of resolution for outputting composite or S-video to industrial and corporate quality requirements.
 
https://www.bhphotovideo.com/c/product/302342-REG/Sony_PVM14L1_PVM_14L1_13_Inch_Studio_Monitor.html