How exposure meters work
| This is a photo of an 18% gray card. Auto exposure Exposure is f3.5 1/20sec |
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| A photo of a white card. Auto exposure Exposure f3.5 1/3sec |
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| White card, manual exposure Exposure f3.5 1/15sec |
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| Black card, auto exposure Exposure f3.5 1/60sec |
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| Black card, manual exposure Exposure f3.5 1/13 |
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| All three cards (Black, gray and white) Auto exposure Exposure: f3.5 1/20sec |
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