The OV9734 CMOS sensor type that the USB endoscope camera module has is a popular sensor. Its resolution is 720p HD (1280 x 720), 30 frames per second (fps) or VGA (640 x 480), 45 fps. The pixel size is 3.0 µm x 3.0 µm. It uses OmniVision’s PureCel technology to provide high-quality images and videos. It has automatic exposure control that can automatically adjust the exposure according to ambient light conditions to ensure image quality. It can provide clear images even in low-light environments, and the lens compatibility can adapt to lenses of different focal lengths, which can be flexibly applied to different scenarios. It is often used in medical endoscopy and industrial inspection.