if you want to buy a green laser pointer in the Laser Pen Shops .Do you knowWhich is right for you.To introduce several laser pointer, what kind is right for you:
5 in 1 Laser Pointer Green with 5 Star Caps,it can create the starry effect. You can want 5 kinds of beam effects when you operate the star cap.
The 20mW Green laser Pointer Pen Suitable for teachers and guides, when you face "difficult tentacles and" objective and helpless, it can help you easily and accurately target is indicated.Use the laser pointer to point at any desired targets on projection screen, video. can be used for presentation, teaching indicator.
1000mw Laser Pointer are commonly used by astronomers worldwide at star parties or for conducting lectures in astronomy. Astronomy laser pointers are also commonly mounted on telescopes in order to align the telescope to a specific star or location. Laser alignment is much easier than aligning through using the eyepiece.The laser pointer can be seem miles away during daylight but beam it produced is visible at night looking like an extra long light saber. Widely used it to point at the faraway target or stars and sending out the SOS signal anywhere anytime.
Growing up in the early 90s, laser pointers were a rare and expensive brand of cool. Before I knew about the cool lasers that would soon grace keychains and pockets everywhere, the industrial-strength laser pointer a family friend possessed would fill me with nerdy awe. She'd remove it from its hard plastic housing, where it rested on a throne of soft foam padding, and use it as a dog toy. Turns out, dogs go crazy for lasers.
Today, green lasers reign supreme. They're far brighter than red lasers, typically operating at 532nm in the Class IIIa range. Under 5mW, these lasers can be visible for thousands of feet in optimal conditions, which makes them completely viable for shining into the starry sky and more than capable of handling classroom pointing duties. When you move beyond 4mW, these things start to get a little crazy.