What is a composite laser pointer?
A composite laser pointer comprises a Laser pointer body, which is characterized in that the front end of the laser pointer body is provided with a telescopic pointer, the telescopic pointer is hollow inside, and the light emitted by the laser pointer can pass the telescopic pointer. Style Pointers. The back end of the laser pointer is provided with a white board pointer clip, the white board pointer clip is connected by thread. The main part of the laser pointer includes infrared laser light source, Bluetooth transmitter and Bluetooth receiver, five basic buttons to control computer cursor movement and drive circuit. Basic buttons include: up, down, Right, right, and Enter. The laser pointer also includes a battery compartment for storing the battery. The compound laser pointer designed by the utility model has the advantages of compact structure and rich functions, which can greatly facilitate teaching personnel.
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With the increasing popularity of multimedia teaching, the application of multimedia teaching equipment is often essential in the course training or lecture, especially when teachers are giving lectures and training, they often hold a microphone in one hand and a laser pointer in the other. Toggle back and forth between the projector screen and the whiteboard. When you need to write, you have to put down the laser pointer in your hand and use the stylus to write on the whiteboard. A lot of times, because the stylus is too short, your body blocks the screen during commands. The environment caused great inconvenience to both the speaker and the audience. Many laser Pointers on the market today can only do simple powerpoint slides, requiring some basic computer operations. They rely on the mouse and cannot solve the traditional writing which is still indispointersable in modern multimedia teaching.
2021-10-07 12:12:47
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