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This 50mw Laser Pointer Pen Blue Violet is a new listing 405nm semiconductor laser, due to the wavelength is not pure purple, slightly blue named said, "kind of blue-violet light .5 kinds of starry effect, but Blue Violet Laser Pointer in a dark room at night, especially under the environment a little smog, purple starry can bring special entertainment!
The Mini Laser Pointer green 5mW is simple to use,it Included in the package is a child safety lock.point the Lasers at any desired target on a projection screen, building, worksite or any other faraway object.
Greenlight laser pen are the most used laserpoint for outdoor activities, astronomy, hunting. The greenlight laser is very bright, high powered green lasers have a visible light beam. The green laser wavelength is 532nm.
100% brand new high quality and perfect design.Power saving, lightweight, suitable for putting in your pocket or handbags.This 20mW Blue Violet Laser Pointer is a new listing 405nm semiconductor laser, due to the wavelength is not pure purple, slightly blue named said, "kind of blue-violet light ".