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Consider the f-number series 32 22 16 11 8 5.6 4 2.8 2 1.4 1 If...

Consider the f-number series 32 22 16 11 8 5.6 4 2.8 2 1.4 1

If I move from f number = 22 to f number = 8, how much have I changed the amount of light?

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