Now, more and more laser pointers and
brightest flashlight sold in the market are class IIIB with a power over 5mW. But when the laser directly penetrates into the eyes, there may be some damage. Especially to some
high power laser pointers, diffuse light probably damage the eyes, the focus are more likely to ignite flammable materials. Therefore laser pointers are not a toy, not suitable for children. When operating
powerful laser pointer, wear special secure glasses would be safe, especially for the invisible laser. In a word, no matter how much power the laser power is, you need to avoid hitting into your eyes. Today, modern technology has transformed these high powered lasers from cumbersome, convenient combustion laser pointers into palms. If you have a good understanding of burning lasers, you will know that they are powerful enough. A high power laser pointer is going to be a far more durable and practical laser module for any personal or scientific laser applications. Also, because the laser is collimated into a high output power, there is no need for any type of laser pointer modification.
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