Now the number of oral USB camera manufacturer is increasing, but the function and purpose do not change: deep into the oral cavity, uptake soft tissue and tooth surface details under the irradiation of light, display clear and enlarge image in a computer or television screen. now many low-grade defective Oral USB Cameras hit the market, how to choose?

1,Oral USB Cameras design and cheap material lead to the short life. Mainly in the oral cavity endoscope button and the power switch. Low-grade oral endoscope is used in plastic touch switch. While good endoscope is with metal micro touch switch. No trip. Resistance to use for a long time. Power switch with digital control and electromagnetic control excellent, but there is not too much.

2, The picture is not clear with black side, which is caused mainly by the lens and the light. The picture is not clear because of focus. In order to save cost, a lot oforal USB camera is made by mobile phone camera. The black side is because the lens is too small for the light to come in.

3,Bad quality of picture is Mainly caused by the cheap chip which directly affects the image. It is also an important part.

4,oral USB camera is separated for wired and wireless, sometimes the wireless ones are easily Influenced