The physical display platform is also called a Visual Presenter, a physical demonstrator, a physical projector, a physical projector, etc., and it is also called a Document Camera in foreign markets.

From the function, we can define the physical exhibition platform as a kind of demonstration equipment, which uses CCD camera to convert physical objects, manuscripts, pictures, processes and other information into image signals and display them on projectors, monitors and other display devices.

An ordinary physical exhibition platform consists of three parts: a camera, a light source and a table top. There are also a series of interfaces on the back of the exhibition platform. Some exhibition platforms facing the high-end market also include infrared remote controllers, computer image capture adapters, LCD monitors and other accessories.

Extended materials

The physical display stand can be used in the teaching of various disciplines: liberal arts can put a wide range of teaching materials and various books for teaching directly on the countertop of the display stand, which can be clearly displayed through the application of lighting and the adjustment of amplification function; Chemistry and physics subjects can directly carry out some experiments on the exhibition platform for each student to observe clearly; Biology and medical subjects can observe the magnified image of the real object through the matching of the lens (microscope, etc.) on the display platform.

The physical display platform is used together with multimedia projectors, large-screen rear projection televisions, ordinary televisions, LCD monitors, video recorders, VCD, DVD players, microphones and other output and input devices. The video display platform has a wider application in information technology teaching.

Baidu Encyclopedia-Display Desk (Physical Display Desk)