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Alireza202: Equivalent focal lengths in terms of DOF between different formats
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Alireza202: A tribute to Canon 85mm f/1.8
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Alireza202: FF vs. APS-C: DOF
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Alireza202: Mamiya 645 + 80mm f/1.9
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Alireza202: Oldies but goodies - 1
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Alireza202: Oldies but goodies - 2
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Alireza202: Oldies but goodies - 3