jklujm
1st Feb 2012
8th Sep 2013
A convex lens foucuses the light to a single point, called the focal point. A concave lens spreads the light out without creating a focal point.
Comments
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Sure, you can use it.
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would it be alright if i use the laser if i give credit? i dont really publish many saves but when i do, they suck.
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it technically is; it's just 3 beams directly next to each oter.
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This doesn't really show the refraction, I think you need atleast 3 beams of light for each lens.