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Thin lens approximation | Virtual Cameras | Computer animation | Khan Academy

Explains the thin lens approximation, the simplifying assumption that a lens has negligible thickness, which is what makes the lens law solvable with straightforward algebra. Covers where the approximation holds and where it breaks down.

Khan Academy Labs · 3 min · Intermediate · CIN · Cinematography · 2016

What you take away

Explain what the thin lens approximation assumes and why it simplifies the math.

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