What is ISO in photography? Plain-English definition, examples and pro tips. Set ISO for clean results and sharp photos —see when to raise or keep it low....
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Learn What is FOCUS in Photography: master AF-S vs AF-C, area modes and eye detection, avoid unsharp photos, and grab the free 1-page Focus Field Checklist
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Learn What is FOCAL LENGTH in photography, how it changes angle of view, perspective and compression, plus when to use wide vs telephoto. Free 1-page PDF.
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Learn What is SHUTTER SPEED in photography: freeze action - sharp or blur motion, safe handheld rules and subject speeds. Download the free 1-page PDF checklist
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