Recent Content by Lawrence

  1. Lawrence
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    2012 America the Beautiful Quarters

    I only know the laser can be used in the mini laser stage light,laser gun sights and other light design.But I don't know can be applied in the...
    Post by: Lawrence, Apr 13, 2012 in forum: Coin Chat
  2. Lawrence
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    Laser Pointer Point To Coine?

    Laser gun sights light from all can penetrate through the a piece of iron.So the laser point can shoot through coins.
    Post by: Lawrence, Apr 13, 2012 in forum: Coin Chat
  3. Lawrence
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    Laser Pointer Point To Coine?

    hah..anyone herd of or hold the laser pointer chould obey the rules, in the classroom or office just allow under 5mw laser pointer. And i think...
    Post by: Lawrence, Jan 27, 2012 in forum: Coin Chat
  4. Lawrence
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    Laser Pointer Point To Coine?

    You say right, only if the over 500mw even 1W laser pointer just like laser cutting may be can make the surface of coin produce changed.
    Post by: Lawrence, Jan 24, 2012 in forum: Coin Chat
  5. Lawrence
    Thread

    Laser Pointer Point To Coine?

    All said high power laser pointer can burn something such as paper and balloon, so if the pointer point to such like coin material quality, what...
    Thread by: Lawrence, Jan 18, 2012, 28 replies, in forum: Coin Chat
  6. Lawrence
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    What is the best way to search for coins?

    Oh, why not ask the people around, although the possibility is not high?
    Post by: Lawrence, Jan 18, 2012 in forum: Coin Chat