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Fujifilm GF 100-200mm f/5.6 R LM OIS WR review: the only telephoto zoom in the GF lens line-up
Videographers might be upset that there’s no de-click option for the aperture ring. Fujifilm GF 100-200mm F5.6 R LM OIS ... ‘fast’, shooting wide-open at f/5.6 is often preferable ...
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Depth of field: What do I need to know?
Lens The lens and aperture are key factors in ... A long lens (200mm) bends the light so it converges 200mm from the lens. Short focal lengths give a wide angle of view and long focal lengths ...