Laser Pointer
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3 IN1 blue&green&red three color laser pointer
445nm 2000mW blue laser pointer burning video
Let’s check the mini green laser pen’s power
This laser pointer is smaller than the last laser pointer, and it also comes with a keychain, which is more convenient to carry with you.Although it is small, But its power can not be underestimated.It can lighting the match.This laser pointer body is made of high quality metal, bass.The green dot can be seen within ...
New wish brand 405nm blue laser pointer review — ture power test
We often see this kind of laser pen in the classroom, meeting room, exhibition room and so on.Pen shape, handy and portable to carry.And It is great for pointing objects from long distance.Do you know that it is safe for human eyes to look directly at its beam?What is the range of power of this ...
Laser irradiation of aircraft Danger!
Laser irradiation of aircraft Danger! Everybody only know people can not use the laser to illuminate the plane,but there are many people don’t understand why, so far away, what will be the impact?Then, what’s experience of being illuminated on the plane by the ground laser?From personal experience.Last week I was personally felt once, too dangerous, ...