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Course 006 · Lesson 04

Know Your Lens: A Foundation Course in Photography Optics

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Aperture and Depth of Field: The Diaphragm’s Role

006.4 Lesson 04 of 08 3 quiz questions 1 assignment

Aperture is the photographer’s most direct control over depth of field. Understanding the physics of the diaphragm turns f-numbers from abstract settings into a predictable creative tool.

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