Fast therapy start: direct, through program memory or indication index Wavelength of 785 nm best value for penetration depth and biostimulation Automatic calculation of treatment parameters The LAS-Expert laser unit ensures effective laser therapy with a laser shower, laser pen and comb. The LAS-Expert laser features an infrared diode laser with a wavelength of 785 nm, which is scientifically proven to offer the best values in penetration depth and biostimulation efficiency. In order to ensure a safe and effective treatment, the LAS-Expert has a software that automatically calculates and displays the treatment parameters after the desired energy density and treatment surface have been entered.