Sony Alpha A230 - Test Shots – ISO Performance

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”Over the next few pages we show a range of test shots. On this page the full size image at the minimum and maximum ISO settings have been reduced to let you see the full image, and a series of full resolution crops have taken from original images at a range of ISO settings to show the overall image quality. ”


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This is the full frame at 100 ISO.


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Excellent quality at 100 ISO, with no noise at all, although there is a little lens flare coming from the left side of the image.


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Still no problems at 200 ISO.


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At 400 ISO there is noise plainly visible in the darker areas of the image.


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Noise is worse at 800 ISO, but there is still plenty of detail visible.


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At 1600 ISO the detail is just starting to break down.


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3200 ISO shows colour distortion, loss of detail and lack od contrast.


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This is the full frame at 3200 ISO.


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