• 100-170nm (120-8ev): Vacuum UVDI
• 170-200nm (8-5.8ev): Deep Ultraviolet uvc, or ozone uvct.
• 200-280nm (5.8-4 .4ev): UVC, sterilization zone, or photobiochemical zone
• 280-310nm (4.4-3.9ev): UVB, re-sterilization zone, biological effect zone
• 310-400nm (3.9-3.1ev): UVA, biological effect, medical application, curing effect