Electron teaching aid

The utility model relates to an electron teaching aid, include: the model sets up inside image acquisition device, LED lamp and the regulation of model the regulator of LED lamp luminance, with the image acquisition device with the controller that the regulator is connected, the image acquisition device is used for gathering the inside image of model, the controller is used for the basis the calculating image that the image acquisition device was gathered the inside luminance of model is and work as the gobo of model inside is controlled when predetermined threshold value the regulator is adjusted the luminance of the LED lamp of model inside. The utility model discloses an electron teaching aid is through making model and carry out the on -the -spot demonstration and realize understanding the intensification of the change process of the various volumes of closed -loop control in -process. 本实用新型涉及种电子教具，包括：模型，设置在所述模型内部的图像采集装置、LED灯和调节所述LED灯亮度的调节器，与所述图像采集装置和所述调节器连接的控制器，所述图像采集装置用于采集所述模型内部的图像，所述控制器用于根据所述图像采集装置采集的图