Protection from laser pointers
Laser pointers are to certain extent widely used for entertainment or work. As a convenient device, laser pointer can be used by businessmen to point out information on a flow chart or graph during a presentation. This simple device can help them a lot. On the other hand, laser pointers are used for entertainment. For instance, a cat would chase a laser point in circles on the floor. These are absolutely “advantages” of laser pointers.
Nevertheless, few individuals know that laser pointers would damage the eyes if such an exposure reaches a given length of time. In detail, excessive exposure to even the weakest laser pointers may cause visual disturbances and retinal or corneal damage. At a glance, these conditions are not so serious. However, vision loss is potential in a serious case.
In fact, laser pointers have been banned by many businesses because of their potential damage. In particular, laser pointers should be kept away from children. The reason lies probably in the fact that children’s eyes are more fragile. Children ought to be prohibited from playing laser pointers as a fun. There is no fun but only threat. This is the exact reason why some schools have forbid laser pointers among students.
Even if laser pointers are needed in some cases, safety and proper protection should be closely kept in mind. Always be aware of the direction the laser pointer is pointing in. This direction should never be at another person. Higher-powered laser pointers can damage the eyes easily. It is advisable that the laser pointer should be turned off immediately after being used during a meeting or other circumstances.
Safe awareness may be not enough for the protection against laser pointers. There is still proper safety eyewear which can filter away the laser wavelengths. When high-power laser pointers are used, such kind of protective eyewear is recommended.
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