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Table 2 Parameters of laser

From: Photodynamic therapy as a novel treatment for halitosis in adolescents: study protocol for a randomized controlled trial

Parameter

Red laser

Center wavelength (nm)

660

Spectral bandwidth (FWHM) (nm)

5

Operating mode

Continuous wave

Average radiant power (mW)

100

Polarization

Random

Aperture diameter (cm)

0.094

Irradiance at aperture (mW/cm2)

3537

Beam profile

Multimode

Beam spot size at target (cm2)

0.02827

Irradiance at target (mW/cm2)

3537

Exposure duration (s)

90/120

Radiant exposure (J/cm2)

320/428

Radiant energy (J)

9/12

Number of points irradiated

9

Area irradiated (cm2)

0.254

Application technique

Contact

Number and frequency of treatment sessions

1 session

Total radiant energy (J)

81/108