Today, with the widespread use of electronic devices, there are more and more myopia. Whether you wear glasses or contact lenses, dust will stick to them over time. Hand washing is not only difficult to clean the dust in the corners, but also has serious water stains, making it even less clear after washing. Ultrasonic cleaners can achieve good cleaning results, and their application rate in the glasses industry is increasing year by year. The indispensable small ultrasonic cleaning machine can make the object to be cleaned produce low-frequency resonance with soft ultrasonic frequency, which not only helps to clean the dust and bacteria on the surface of the eyeglass lens, but also does not cause problems such as wear on the surface of the eyeglass lens.