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ISO Tests

Pentax X90

ISO 80
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Pentax X90

ISO 100
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Pentax X90

ISO 200
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Pentax X90

ISO 400
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Pentax X90

ISO 800
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Pentax X90

ISO 1600
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Pentax X90

ISO 3200
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Pentax X90

ISO 6400
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Anna Logg

dynamic range?

>>The build quality of the lens is excellent continuing Pentax’s established tradition of >>manufacturing good affordable optics. It has large dynamic range

I'm wondering what 'dynamic range' means in the context of lens performance? Surely a sensor characteristic.

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