Meaning Of The Word ISO rating
What's the definition of ISO rating? Find ISO rating meanings, definitions and more at the Real Dictionary online.
ISO rating Meaning
| ISO rating Definition |
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What's The Definition Of ISO rating?
ISO rating in British English
noun: a classification of film speed in which a doubling of the ISO number represents a doubling in sensitivity; for example, ISO 400 film requires half the exposure of ISO 200 under the same conditions. The system uses identical numbers to the obsolete ASA rat |
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