From the first appear of 5mW green laser pointer, it has quickly taken the place of the original red laser pointer and become the most popular laser crystal among all series of portable green laser pointers and handhold laser pointers. It’s always not an easy job to get the most satisfying laser pointer from your first appearance. How to choose a good laser pointer? Enough basic knowledge is very necessary.
There is serious different between high quality laser pointer and shoddy laser pointers. A high quality 532nm green laser pointer should always appear as a solid beam without any beam dispersion while the beam is pointed at a certain building or object. Usually the beam of high quality green laser pointer is capable to be seen in propulsion of over sixty miles. The higher power the laser pointer is, the longer the beam will be visible.
Large quantity of laser pointer suppliers has made it a mass of the marketplace, thus it has bring much unfortunate for laser lovers to select a good laser pointer at a reasonable price. The flooding of shoddy lasers has taken a large market share, and it is no longer meaning that only cheap price is the best deal. The low cost is the basic reason why those of shoddy laser pointers are being sold at such low price. Laser Pointer with reliable quality would have a long lifetime of about 5000 – 8000 hours, while a shoddy laser pointer would burn out in less than one week time. The shoddy laser pointer would not only burn out in very short time, but also might bring desperate hurt for the user, and it will be very dangerous thing to choose a shoddy laser with a low price.
The bright beam, especially with high output power, is highly useful in those of professional fields such as military, astronomy, scientific research, medical or laboratory experiment, while people still need pay high caution while using it for work. Anytime using of high power green laser pointer should pay high attention and then you can really have a good result on your work.