Laser Light in a Glass Rod, Fiber Optics Demo
1:37
Added: 3 years ago
From: extremejon
Views: 2,496
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  • try multiple laser pointers!

    laser74hobby 1 year ago

  • i cummed buckets

    RIKIEatHOME 2 years ago

  • lol "the future of plumbing" wow 1:21

    11dayandnight 2 years ago

  • its called total internal reflection

    abhay108 2 years ago 3

  • I learned.

    SimonZeno 3 years ago 2

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