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blue violet laser pointer
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Best 50mw blue violet laser pointers is rarely prefered to the green and red ones, it could be used for what others do, which also reflects the individual unique aesthetic taste. It is probably not as much preferred lasers as an astronomy laser pointer, because brighter colors would make an object more visible in the sky. However it comes down to all other uses such as pinpointing something on the large screen or on the blackboard.
Low -price 5 0mw violet laser pointer is often used in the field of presentation and a lot of business trip conference presentation. A small pen type is convenient to
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