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The use of laser pointers

by Laser Explorer Posted on 309 views 1 comments
The use of laser pointers: Teachers / lecturers, as the laser pointer, used in classroom teaching, make you in any corner of the classroom can easily show the blackboard is definitely the teachers assistant!The laser power for this purpose is generally less than 30mW. Business people / conference speakers – for product presentations and conference ...
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Real power reviews — blue waterproof laser pointer

by Laser Explorer Posted on 248 views 0 comments
A ture super bright portable blue laser pointer! This blue laser pointer features to focus,high-quality and high power.Made of high quality aluminum, it’s is water-proof. Ultra power, can easy light up a match.Such a good laser pointer,do you want to buy it? However,most of the laser pointers on the market are virtual power.Business mark 1W,2W, ...
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