In comparison with the methods of bleaching used at home, is increasingly becoming professional technology. Not all of them are without drawbacks. For example, the Zoom technique based on the effects of UV lamps, still used in some clinics, but has a number of side effects (it burns the gums, sunburn around the mouth).
On the effectiveness of the technique Zoom is not inferior to the technique of photo whitening Beyond. Complications from its use are not observed. During the procedure on previously treated teeth are exposed to cold radiation halogen and led bulbs. Just 30 minutes manages to produce an absolutely safe brightens teeth for 5-12 tones.