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Observing people using the laser pointers for illustration and pinpointing the subject is not among the rare sights in the world. In fact, school teachers, university teachers, college teachers, marketers, armed force personals, everyone use laser pointers to present their work in private and public presentations. Apart from that the laser pointers are also used extensively in outdoor settings on star gazing adventures. Medical practitioners also use the laser pointers in minor to complex surgeries, especially when the pointed area is too sensitive to be touched or touching is not easy due to its location and size. Other than that in ammunitions laser pointers are used to align the gun or any ammunition with the target intended to be shot. Entertainment industry also has discovered different usages for laser pointers. In performances like laser shows, use of laser pointers is very common along with other devices emitting laser. The above usages of laser pointers are only a few, as there are countless and many other applications for the laser pointers as well. However, while using the laser pointers, which are available freely in the markets and now even in online stores, it must be kept in mind that laser pointers are not mere toys to play with. High intensity laser beams, which are provided in high beam laser pointers with the range like 50 mw or above, are not good for eyes, if eyes are exposed to it for some time. The damage varies from person to person, but in extreme cases, the cornea could be burned and permanent blindness has to be faced in the infected eye. In light of the above hazards it is mandatory to follow the standard guidelines provided by the law making agencies. As mentioned earlier, only the high beam laser pointers are dangerous, but that does not mean that eye could be exposed to lower intensity laser pointers without worrying about anything. Researchers have identified that laser pointers that emit laser lights below 10 mw ranges are safe to use. So it is important that laser pointers of high intensity beams, if used, are kept safely in the place where they are out of reach of ever curious children. Many governments across the world considering the possible hazards of the laser pointers and do not allow the product to be used freely, especially in the public places. Many clubs, sports arenas do not allow people carrying laser pointers to enter their vicinity.
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