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Course 321 · Lesson 02

The Science of Style: Technical Mastery as Creative Control

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The Concept of Stops — The Universal Language of Exposure

321.2 Lesson 02 of 08 3 quiz questions 1 assignment

Stops are the most basic concept in photography — and the one most often left half-understood. This lesson builds complete mastery of the stop system: how each whole stop doubles or halves the amount of light reaching the sensor, how f-numbers are calculated by multiplying or dividing by the square root of 2 (approximately 1.4), and how half-stops (factor 1.22)…

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