There is a some of discussion on the interneet forums about IPL pulsing formats and websites with some manufacturers claiming that their IPL device delivers a square pulse that provides constant energy to tissue during the exposure, and is clinically better. This claim is not quite accurate, somewhat misleading. and an example of marketing leading the physics.
The square pulse as advertised for these devices provides a constant power level, and constant irradiance at the tissue, not constant energy. The energy or fluence delivered is accumulated over time period of the pulse, and is the integral of this… Continue reading