How to use a laser pointer in education?

Laser pointers have long been popular in education. Easy to quickly point to certain documents. This is of course a bit more precise than using a piece or using your fingers. Besides, as we all know, pointing is of course very impolite. Of course not as a teacher. After all, one of the main tasks of a teacher is education. The reason green lasers seem to be more efficient is because the human eye is sensitive to green light emission, 200mW green laser pointers are cheap and high quality. Wide range of applications such as SOS signaling, military, adventure travel, popping balloons, lighting matches and cigarettes, or just for fun.

Second most powerful green laser pointer on sale

This green laser pointer is the second most powerful laser pointer we sell. The green laser pointer has a wavelength of 450 nM, which means it has a line-of-sight range of about 15,000 meters. The laser beam gets hot/hot quickly and is very bright. With this professional laser engraver, we also provide a free laser shipping case, 2 rechargeable batteries with a total power of 7.2 volts, including a charger, safety glasses to turn off radiation, and 5 Cooling cartridge laser pointer on top. Create cool patterns like stars. Here, the laser pointer only has a thin layer on top of the colored coating that "bubbles" and shows no metal underneath. Another advanced application layer removes the high energy density laser marking emitter sheet or electronic keyboard backlit handles and buttons. Here, the focus of high performance is on such high-precision coating material removal applications.