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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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Laser pointer also has a use you do not know

by Laser Explorer Posted on 308 views 1 comments
Some people wanted to use the laser torch to drive crows and kill small insects.However, many people do not know what kind of laser pointer appropriate.Really you can kill pests with an ordinary laser flashlight? Can you drive crows?Today we use a 3W Blue laser pointer to test the insects on the tree.Let’s see it.
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