How to separate a good laser pointer from those of shoddy ones? How to choose the most ideal laser pointer? Such similar questions are all especially important for you to take into consideration while choosing a laser pointer. From the first invention of 5mW green laser pointer in 2000, 532nm green laser pointer has become the most popular gadget among all series of laser pointers. Meanwhile, a large quantity of laser pointer distributors and manufacturers has flooded into the online market place, and it is quite unfortunate thing for laser hobbies to find their ideal laser pointer at a reasonable price. As an honest lover of laser pointer, I will share some of purchasing experience with those of laser buyers. Different application will decide the output power of the laser pointer in need. Take 5mW green laser pointer for example, it is usually be used by lecturers for presentation in speech, business conference, and PowerPoint etc. However, the green laser pointer is usually used for entertainment. A higher output power green laser pointer ranging from 100mW to 150mW is not only a perfect tool for stargazing and presentation, while most of the time it is used to pop balloon, light match, burn plastic, paper and rubbers, cut electric tapes and so on. Professionals will never stop their steps of exploring higher power green laser pointer, and they have begun to pay more attention to how to take advantage of them in useful ways. Not only had the higher power green laser pointer available at present laser diode technology, wider applications on those of high-tech required fields are no longer a dream. In current time, high power green laser pointer has got wide application in military, astronomy, scientific research and it will play more and more important part in high-tech field. It’s the basic factor to make a clear determination of the exact application and then you will get a suitable laser pointer for you to use.