Optical Topics


Reflection is when a ray of light hits a surface and bouncing back. Explore the principle of reflection with videos, demonstrations, and lab experiments by clicking the link below.

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Total Internal Reflection

Total internal reflection (TIR) is a phenomenon that occurs when light travels from a dense medium to a less dense medium and all of the light in reflected, none of the light is refracted. Click on the link below to learn more about TIR.

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