The principle of cold light teeth whitening is to use high intensity blue light with wavelength between 480-520nanaometer, through two optical lenses with more than 30 times of coating treatment, to isolate all harmful ultraviolet and infrared rays, and irradiate the special whitening agent applied on the teeth, so that the whitening agent can pass through the dentin tubules and oxidation reduction effect with the pigments deposited on the surface and deep layers of the teeth over the years. In the shortest possible time, the whitening agent is able to produce oxidation reduction with the pigments deposited on the surface and deeper layers of the teeth over the years, so that the teeth return to their unstained whiteness. Features of cold light whitening technology: 1. The whitening efficiency of cold light whitening is 29.5 times higher than that of using bleaching gel alone, and the teeth will improve by 3 to 4 whiteness after each treatment. 2. 3.Non-invasive and slightly painful: the treatment is not painful, so no anesthesia is needed and there will be a little acid. 4, easy and convenient: full computer control, easy to operate. 5.Long-lasting effect of cold light teeth whitening, no side effects. Cold light whitening is the best choice for whitening teeth, it has the following advantages: 1. The indications for cold light whitening are wide. General exogenous pigmented teeth (coffee stains, tobacco stains, tea stains, etc.), moderate to mild tetracycline teeth, fluoride teeth, hereditary yellow teeth, etc. 2.The safety of cold light whitening is high. Because the treatment will use gum protector to isolate soft tissues to avoid damage to the gums, and the physician will adjust the treatment parameters according to the response of the candidate during the treatment, so this treatment is safe and reliable, and there is no irreversible trauma to the teeth. 3, the effect of cold light teeth bleaching treatment lasting. If you can reduce or avoid eating pigmented substances after surgery, the decolorization effect can generally be maintained for 2 years for light and moderately stained teeth, and can be improved for light to moderate tetracycline teeth, and the treatment effect is poor for teeth with particularly deep staining, so other restorations can be considered. Through the above detailed introduction, you must have a new comprehensive understanding of cold light whitening, which can change your mood and accompany you into the wonderful life. The beauty of life is appreciated with you.