Rf Metal Tube Fractional Co2 Laser Machine For Refurbished Skin Acne Wrinkles Removal Fractional Co2 Laser Machine Product The fractional CO₂ laser emits an invisible infrared beam at a wavelength of 10.6 μm, which can be well absorbed by human skin tissue. This sealed-off laser system delivers laser energy via an articulated arm, offering precise aiming and high energy density. Since the therapeutic CO₂ laser beam is invisible, a visible red diode aiming laser is equipped to