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Laser pointer, also known as laser pen, star pen, is a visible laser which is portable after processed into a shape of a pen. However,there are some differences between them if you have paid attention to them.
Laser Pointer Species
Laser by Wavelength:Red(650~660nm,635nm), Green(515~520nm,532nm), Blue(445~450nm), Blue-Violet (405nm)
Laser by Color: Red laser pointer, Blue laser pointer , violet laser pointer (generally have a low wattage ), Yellow laser pointer , Green Laser Pointer
Laser by Power:1mw~30000mw.(High power laser pointers such as 5000mw laser pointer and 30000mw laser pointer are popular)
Laser by Shape:Laser Pen & Laser Flashlight.(Laser flashlight is more popular than laser pen)
Laser by Light:Single light, Starry laser(2 in 1& 5 in 1 lasers). Single light laser pointer mainly used at pointing while starry laser pointer mainly used to increase the fancy atomosphere.This one 5mw red laser pointer is also very clear during the day. It can be arbitrarily indicated on the ppt or on the blackboard. The students can see it. This is the hottest teaching laser pen sold on our website. You can also worth having.
Laser by Battery:Mainly three types of batteries(18650&16340&AAA),which voltage at the range of 3.7~4.2V.
Laser by Foucs:There are some laser pointers can be foucsable.You can get any power you want at the range of it.
Laser Pointer Applications
1. Museums, all kinds of exhibition
2. Tour guide
3. Mountain climbers as a guidelines tool.
4. Presentations and meetings
5. Indicator of the construction site
6. Burn balloons, firecrackers, cigarettes, matches
7.Serve as a toy for your pet
8.Repel birds
9.Self-defense, deals with emergencies(such as the attack laser pointer )
Notes:
▲Never point your laser at another person, especially their face.
▲Never under any circumstances look directly into the laser beam. Even if it is a low powered laser pointer, you don’t want to take chances with your eyes
▲Always be conscious of and aware of reflective surfaces such as mirrors, polished metal or glass. A reflected beam can also harm your eyes.
▲Only use laser pointers in a controlled environment
▲Do not let other people use your laser pointer unless they are fully aware of the dangers of laser pointers
▲Laser pointer beams can go for miles so never randomly use your laser pointer outside
▲When in doubt, use safety glasses.