1. The input mode is different: the touch screen is an inductive liquid crystal display device. When touching the graphic button on the screen, the tactile feedback system on the screen can drive various connecting devices according to the pre-programmed program; Camera is a video input device, which is widely used in video conferencing, telemedicine and real-time monitoring. Ordinary people can also have video and audio conversations and communicate with each other through the camera.
2. Different applications: Touch screens have been widely used in many fields, such as mobile phones, tablet computers, retail, public information inquiry, multimedia information systems, medical instruments, industrial automatic control, entertainment and catering, automatic ticketing systems, education systems and so on. Cameras are used in various popular digital images, audio-visual processing and so on.