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Green laser pointer
Just a couple of decades back if you wanted to buy a green laser pointer it would have cost you about $ 100,000 and would have been as large as a big-sized dinning table. The use of lasers itself was first theorized by Albert Einstein in 1917 but the actual laser was made possible in a lab only in 1960 and by the 1990 lasers found their use in the medical field. But now a green laser pointer has found widespread use in classrooms, constructions sites, museums, board meetings just about any place where people want to highlight a particular object.
All green laser pointer comes with wavelength 532nm but the output of the beam can vary depending on what you are looking for the strongest being 300mw. The green beam of the green laser pointer is created by a three-step method where a standard laser diode generates infrared light with a wavelength of 80nm, then the light is focused onto a neodymium crystal which converts the light onto infrared with a wavelength of 1064nm finally the light passes into a frequency doubling crystal that emits green light at wavelength of 532nm. Though you can buy a green laser pointer and use it safely you should be aware that lasers are quite harmful to the human eye so always use it with caution also lower the price more harmful it will be. The green laser pointer which is reasonably priced has a prime laser technology design to reliably provide efficient laser pointing functions. The green laser pointer is beneficial to professionals whose jobs and tasks require presentations, discussions, lectures and seminars. The pointer is a good tool to point out objects or subjects to give emphasis on the subject matter.
The green laser pointer can pin point subjects even if the presenter is at a considerable distance from the board or screen. Buying lasers online is easy and if you are looking for the best quality green laser pointer you should visit dinodirect.com/200mW-Green-Laser-Pointer-Pen-with-Strap-Black.html. This high power 532nm 200mW green laser pointer with its slim, attractive, stylish and compact pointer can be carried in your pocket like a pen. Made from durable and reliable material with the latest technology in green laser optics and microelectronics this strong and bright beam ultra power green laser pointer can be used for many years. A green laser pointer is not just a professional tool it can also be used for fun activities like pointing out stars in the night or it can also be safety device that can be used as SOS signal when lost.
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DIY: How to Modify a Green Laser Pointer into a Burning Laser