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Imagine light represented as a floating point number of the type a * 2 ^ b

Stops describes the range of the exponent b.

With a typical cinema camera, max_b > min_b + 14

You can use tricks like gradient ND filters to increase the perceived range within of a frame or variable NDs to slowly adjust over time (like our eyes do)



Your 5 year olds are very good at maths




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