At present time, a large variety of green laser pointers are on sale in the market place, which has made it quite difficult to find what the real best deal is. It’s the final decision to get a good quality laser pointer at a reasonable price.
Comparing with former laser marketplace, laser pointers have been developed to a direction of higher output power and multiple kinds of colors. Meanwhile, large quantities of manufacturers and distributors have sprung up the laser pointer market place, which has made the laser pointer market fallen into a mass. Shoddy laser pointers are also greatly appeared among those of genuine laser crystals. Anytime choose a laser pointer, people have a clear consideration and observation being the real purchasing.
The quality of laser crystal is especially important. The low cost is the basic of low price, thus which made large quantity of laser crystals are manufactured in bad quality. Although shoddy laser pointers are sold at a low price, while there is always initial dangers once people have chosen shoddy laser crystals. Shoddy laser pointers are not as bright as those of genuine laser pointer at the same range of output power. Shoddy laser crystals are usually manufactured without infrared lasers, and infrared light is quite dangerous while people cannot notice it until it hurt your eyes seriously. As a result, you should pay special attention if the laser crystals are made by IR filter or not. The IR filter laser pointer is not only much brighter than those of shoddy lasers, but the safest choice for those of laser fans.
The lifetime between genuine and shoddy laser pointer is also much different. A genuine laser crystal will last as long as 5,000-8,000 hours, while the lifetime of shoddy laser pointer might not any longer than one week time. A shoddy laser may burn out only a short time, thus it would not be a good bargain to purchase a shoddy laser pointer. Anytime of purchasing a laser pointer, people should pay enough attention if there is IR filter or not. The best laser pointer should be just the one that is suitable to you.