Flow-Through Portable Antivirus UV-C Optical Enclosures to be Used with Protective Masks

Table 1

Lamp irradiance measurements from different distances and power calculations based on Keitz formulation.

Distance (mm)	Irradiance (μW/cm^2)	Total power (W)	Efficiency (%)
100	128.0	0.140	5.19
150	59.0	0.138	5.11
200	34.0	0.140	5.19
300	15.5	0.140	5.19