Rosy

ROSY wellness linear range. 660nm wavelength falls right on the border of visible red light and near-infrared (NIR). In light therapy, it is primarily used to penetrate the outer skin layers to boost circulation, promote cell regeneration, and stimulate hair follicles. 850nm wavelength is invisible. Commonly used in two main fields: night-vision surveillance and wellness therapy. It penetrates deeply into biological tissue without producing visible light, making it highly effective for these specialized applications.