Sony SEL 16-50mm f/3.5-5.6 PZ OSS Lens (SELP1650) (Serial #0390952)
Serial #0390952. Sony SEL 16-50mm f/3.5-5.6 PZ OSS Lens (SELP1650). In this case, the serial number is0390952. I have individually inspected each lens and tested to confirm that they are fully functional.