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FilmSkool — a free film school

Camera lenses | Virtual Cameras | Computer animation | Khan Academy

Introduces how a lens forms an image by bending incoming light rays to a focus point, replacing the pinhole camera from earlier lessons with real glass. Covers focal length as the property that defines a lens.

Khan Academy Labs · 4 min · Intermediate · CIN · Cinematography · 2016

What you take away

Explain how a lens forms a focused image, unlike a pinhole.

Watch it

Filed under

Oscar winners for cinematography

Books on cinematography

Kit for this lesson

Canon RF 50mm F1.2 L USM — The portrait-adjacent normal
Canon RF 24-70mm F2.8 L IS USM — The RF standard zoom, stabilised
Canon RF 15-35mm F2.8 L IS USM — Canon’s wide zoom for the C70 and R5 C
Helios 44-2 58mm f/2 — The swirly Soviet prime — a look for the price of a meal
Panasonic LUMIX S5 II — Full-frame, open gate, phase detect at last
Panasonic LUMIX S5 IIX — The S5 II with raw out and ProRes internal

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