Course 006 · Lesson 05

Know Your Lens: A Foundation Course in Photography Optics

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Inside the Lens: Elements and Design

006.5 Lesson 05 of 08 3 quiz questions 1 assignment

A lens is a system of glass elements working together to guide light to the sensor. Understanding what those elements do — and what the trade-offs in their design mean — changes how you evaluate and invest in glass.

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