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Dynamic Range Analysis from -2 ... +4/3 Stops

The ISO series analysis shows a blown-out window in the cabin scene. To preserve highlight detail, the image would need to be “underexposed”, thus retaining more highlight detail at the cost of a much darker exposure of the cabin interior.

A series of exposures in 1/3 stop increments was taken. The comparison shows these exposures as-shot, and also with exposure compensation during RAW processing in order to match the “correct” exposure.

Test scene

Nominal “correct” exposure (+0) = 1/2 sec @ ƒ/4, ISO 200

At smaller size there is little to distinguish any of the frames. Crops follow.

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1/2 sec @ ƒ/4, ISO 200

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