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Light Reflection and Refraction
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17/08/2021 12:06 pm
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(a) Draw a diagram to show how a converging lens focuses on parallel rays of light.
(b) How would you alter the above diagram to show how a converging lens can produce a beam of parallel rays of light.
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17/08/2021 12:09 pm
(a) A converging lens focusses parallel ray of light as shown below:
Figure: A convex lens converges (brings closer) a parallel beam of light rays to a point F on its other side (right side).
(b) Place a source of light at the focus of the converging lens.