Table 2. Characteristics of Laser Beams .
| Wavelength | 830 nm (near infrared) |
| Laser frequency | 5000 |
| Power output | 100 mW |
| Power density | 300 mW/cm2or 0.67 W/cm2 |
| Energy | 3 J/point |
| Energy density | 3 J/cm2on each point |
| Number of points | 4 |
| Spot size | 1 cm |
| Treatment time | 30 sec on each point |
| Daily energy delivered | 12 J |