Photera 600 3-D, phototherapy device; Ultraviolet Lamp For Dermatologic Disorders
Calibrated Output was not calculating correctly - UV Sensor GAIN being applied was incorrect - GAIN seemed to be "4/5" instead of "7" (counts were at ~1000 instead of ~5000).
US Nationwide distribution.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-2744-2026