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Metabones Launches Contax N-Mount Speed Booster ULTRA and Smart Adapter for Sony E-mount – sonyalpharumors
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Accessori :: Metabones :: Metabones Sony A-mount to Sony E-mount Speed Booster ULTRA 0.71x (MB_SPA-E-BM2) - Onestop Digital - Fotocamere digitali e attrezzature fotografiche
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Sony FX30 & Metabones Speedbooster Ultra Review | Test Footage with Sigma Art 24-70 & 18-35 - YouTube
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Viltrox EF-E II adattatore per obiettivo Auto Focus riduttore Speed Booster 0.71X per obiettivo Canon EF per fotocamera Sony E Mount A9 A7II A7RII A6400 - AliExpress
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Viltrox EF-E5 Sony E Lens Adapter Auto Focus Full Frame 0.71x Speed Booster for Canon EF Lens to A1 A7C A7R IV A7iii A6400 A6600 - AliExpress
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