Characteristics of “shutter speed” | Characteristics of “aperture” |
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appear stopped. | appear to flow. | narrows, both | widens, both |
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Adjusting the ISO sensitivity
ISO is unit of measurement (sensitivity), estimating how much light an image pickup device (equivalent to photo films) receives. Even when the exposure is the same, images differ depending on the ISO sensitivity.
To adjust the ISO sensitivity t page 49
High ISO sensitivity
Records a bright image even when shooting in a dark location.
However, the image tends to become noisy.
Low ISO sensitivity
Records a smoother image.
However, when the exposure is insufficient, the image may become darker.
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