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Table 1 Laser emission parameters

From: In vitro exposure to very low-level laser modifies expression level of extracellular matrix protein RNAs and mitochondria dynamics in mouse embryonic fibroblasts

Parameter Unity Laser emission
CW PW CW Ref
Wavelenght nm 670 670 650
Modulation -- none Pulsed none
100 Hz – 1%
+1 Hz 50%
Spot size cm2 0.07 0.07 0.10
Peak power mW 3 3 50
Average power mW 3 0.015 50
Avg fluence mW/cm2 42 0.21 500
Emission time sec 20 20 20
Energy mJ 60 0.3 1,000
Energy density mJ/cm2 857 4.3 7,692