{"product_id":"sigma-70-210mm-f-4-5-6-uc-per-nikon","title":"Sigma 70-210mm f\/4-5.6 UC per Nikon","description":"\u003cp data-start=\"294\" data-end=\"381\"\u003eSigma 70-210mm f\/4-5.6 UC per Nikon\u003c\/p\u003e\n\n\u003ch1 data-start=\"294\" data-end=\"381\"\u003eSIGMA 70-210mm f\/4-5.6 UC per Nikon: Recensione Completa, Caratteristiche e Opinioni\u003c\/h1\u003e\n\u003cp data-start=\"383\" data-end=\"591\"\u003e\u003cstrong data-start=\"383\" data-end=\"404\"\u003eMeta Description:\u003c\/strong\u003e Scopri tutto sul Tokina 70-210mm f\/4-5.6 UC per Nikon: caratteristiche tecniche, qualità ottica, pro e contro e consigli per l’uso. L’obiettivo zoom versatile per fotografi appassionati.\u003c\/p\u003e\n\n\n\u003chr data-start=\"593\" data-end=\"596\"\u003e\n\n\u003ch2 data-start=\"598\" data-end=\"613\"\u003eIntroduzione\u003c\/h2\u003e\n\u003cp data-start=\"615\" data-end=\"1040\"\u003eIl Sigma\u003cstrong data-start=\"618\" data-end=\"648\"\u003e 70-210mm f\/4-5.6 UC\u003c\/strong\u003e è uno zoom telefoto compatto e leggero, progettato per fotocamere Nikon con attacco F. Questo obiettivo rappresenta una soluzione economica per chi desidera ampliare la propria gamma focale senza sacrificare troppo peso o qualità. In questa recensione completa analizzeremo caratteristiche tecniche, prestazioni ottiche, vantaggi e limiti, aiutandoti a capire se è l’obiettivo giusto per te.\u003c\/p\u003e\n\n\n\u003chr data-start=\"1042\" data-end=\"1045\"\u003e\n\n\u003ch2 data-start=\"1047\" data-end=\"1105\"\u003eCaratteristiche Tecniche del Sigma 70-210mm f\/4-5.6 UC\u003c\/h2\u003e\n\u003cul data-start=\"1107\" data-end=\"1554\"\u003e\n \t\u003cli data-start=\"1107\" data-end=\"1142\"\u003e\n\u003cp data-start=\"1109\" data-end=\"1142\"\u003e\u003cstrong data-start=\"1109\" data-end=\"1131\"\u003eTipo di obiettivo:\u003c\/strong\u003e Telezoom\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1143\" data-end=\"1167\"\u003e\n\u003cp data-start=\"1145\" data-end=\"1167\"\u003e\u003cstrong data-start=\"1145\" data-end=\"1156\"\u003eFocale:\u003c\/strong\u003e 70-210mm\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1168\" data-end=\"1220\"\u003e\n\u003cp data-start=\"1170\" data-end=\"1220\"\u003e\u003cstrong data-start=\"1170\" data-end=\"1191\"\u003eApertura massima:\u003c\/strong\u003e f\/4 (70mm) – f\/5.6 (210mm)\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1221\" data-end=\"1250\"\u003e\n\u003cp data-start=\"1223\" data-end=\"1250\"\u003e\u003cstrong data-start=\"1223\" data-end=\"1243\"\u003eApertura minima:\u003c\/strong\u003e f\/22\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1251\" data-end=\"1308\"\u003e\n\u003cp data-start=\"1253\" data-end=\"1308\"\u003e\u003cstrong data-start=\"1253\" data-end=\"1271\"\u003eCompatibilità:\u003c\/strong\u003e Nikon F-mount (formato FX\/FX crop)\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1309\" data-end=\"1359\"\u003e\n\u003cp data-start=\"1311\" data-end=\"1359\"\u003e\u003cstrong data-start=\"1311\" data-end=\"1332\"\u003eStruttura ottica:\u003c\/strong\u003e 13 elementi in 11 gruppi\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1360\" data-end=\"1407\"\u003e\n\u003cp data-start=\"1362\" data-end=\"1407\"\u003e\u003cstrong data-start=\"1362\" data-end=\"1399\"\u003eDistanza minima di messa a fuoco:\u003c\/strong\u003e 1,5 m\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1408\" data-end=\"1440\"\u003e\n\u003cp data-start=\"1410\" data-end=\"1440\"\u003e\u003cstrong data-start=\"1410\" data-end=\"1432\"\u003eDimensioni filtri:\u003c\/strong\u003e 58 mm\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1441\" data-end=\"1466\"\u003e\n\u003cp data-start=\"1443\" data-end=\"1466\"\u003e\u003cstrong data-start=\"1443\" data-end=\"1452\"\u003ePeso:\u003c\/strong\u003e circa 570 g\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1467\" data-end=\"1554\"\u003e\n\u003cp data-start=\"1469\" data-end=\"1554\"\u003e\u003cstrong data-start=\"1469\" data-end=\"1488\"\u003eTipo di motore:\u003c\/strong\u003e Manual focus (alcuni modelli supportano motore autofocus Nikon)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr data-start=\"1556\" data-end=\"1559\"\u003e\n\n\u003ch2 data-start=\"1561\" data-end=\"1592\"\u003eQualità Ottica e Prestazioni\u003c\/h2\u003e\n\u003cp data-start=\"1594\" data-end=\"1716\"\u003eIl Sigma 70-210mm UC offre una buona resa ottica considerando il prezzo e la fascia di appartenenza. Alcuni punti chiave:\u003c\/p\u003e\n\n\u003cul data-start=\"1718\" data-end=\"2272\"\u003e\n \t\u003cli data-start=\"1718\" data-end=\"1836\"\u003e\n\u003cp data-start=\"1720\" data-end=\"1836\"\u003e\u003cstrong data-start=\"1720\" data-end=\"1734\"\u003eNitidezza:\u003c\/strong\u003e Buona al centro dell’immagine, leggermente morbida ai bordi soprattutto a 210mm e a piena apertura.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1837\" data-end=\"1955\"\u003e\n\u003cp data-start=\"1839\" data-end=\"1955\"\u003e\u003cstrong data-start=\"1839\" data-end=\"1866\"\u003eAberrazioni cromatiche:\u003c\/strong\u003e Controllate ma presenti in contrasti forti e in situazioni di alto contrasto luminoso.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"1956\" data-end=\"2067\"\u003e\n\u003cp data-start=\"1958\" data-end=\"2067\"\u003e\u003cstrong data-start=\"1958\" data-end=\"1975\"\u003eVignettatura:\u003c\/strong\u003e Moderata ai bordi con apertura massima, praticamente assente chiudendo di uno o due stop.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"2068\" data-end=\"2156\"\u003e\n\u003cp data-start=\"2070\" data-end=\"2156\"\u003e\u003cstrong data-start=\"2070\" data-end=\"2080\"\u003eBokeh:\u003c\/strong\u003e Morbido e gradevole, ideale per ritratti e soggetti isolati sullo sfondo.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"2157\" data-end=\"2272\"\u003e\n\u003cp data-start=\"2159\" data-end=\"2272\"\u003e\u003cstrong data-start=\"2159\" data-end=\"2175\"\u003eCostruzione:\u003c\/strong\u003e Corpo in plastica resistente con anelli di zoom e messa a fuoco scorrevoli, leggero ma solido.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr data-start=\"2274\" data-end=\"2277\"\u003e\n\n\u003ch2 data-start=\"2279\" data-end=\"2321\"\u003eVantaggi del Sigma 70-210mm f\/4-5.6 UC\u003c\/h2\u003e\n\u003col data-start=\"2323\" data-end=\"2651\"\u003e\n \t\u003cli data-start=\"2323\" data-end=\"2383\"\u003e\n\u003cp data-start=\"2326\" data-end=\"2383\"\u003e\u003cstrong data-start=\"2326\" data-end=\"2349\"\u003ePrezzo accessibile:\u003c\/strong\u003e Ottimo rapporto qualità-prezzo.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"2384\" data-end=\"2477\"\u003e\n\u003cp data-start=\"2387\" data-end=\"2477\"\u003e\u003cstrong data-start=\"2387\" data-end=\"2410\"\u003eCompatto e leggero:\u003c\/strong\u003e Facile da trasportare in viaggio o per fotografia naturalistica.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"2478\" data-end=\"2576\"\u003e\n\u003cp data-start=\"2481\" data-end=\"2576\"\u003e\u003cstrong data-start=\"2481\" data-end=\"2508\"\u003eGamma focale versatile:\u003c\/strong\u003e Ideale per ritratti, sport amatoriali e fotografia naturalistica.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"2577\" data-end=\"2651\"\u003e\n\u003cp data-start=\"2580\" data-end=\"2651\"\u003e\u003cstrong data-start=\"2580\" data-end=\"2600\"\u003eBokeh piacevole:\u003c\/strong\u003e Per isolare soggetti e creare immagini creative.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003chr data-start=\"2653\" data-end=\"2656\"\u003e\n\n\u003ch2 data-start=\"2658\" data-end=\"2670\"\u003eSvantaggi\u003c\/h2\u003e\n\u003col data-start=\"2672\" data-end=\"3038\"\u003e\n \t\u003cli data-start=\"2672\" data-end=\"2781\"\u003e\n\u003cp data-start=\"2675\" data-end=\"2781\"\u003e\u003cstrong data-start=\"2675\" data-end=\"2728\"\u003eAutofocus lento su alcuni corpi Nikon entry-level\u003c\/strong\u003e (alcuni modelli richiedono messa a fuoco manuale).\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"2782\" data-end=\"2873\"\u003e\n\u003cp data-start=\"2785\" data-end=\"2873\"\u003e\u003cstrong data-start=\"2785\" data-end=\"2820\"\u003eNitidezza non uniforme ai bordi\u003c\/strong\u003e soprattutto alle focali lunghe e a piena apertura.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"2874\" data-end=\"2950\"\u003e\n\u003cp data-start=\"2877\" data-end=\"2950\"\u003e\u003cstrong data-start=\"2877\" data-end=\"2899\"\u003eApertura limitata:\u003c\/strong\u003e f\/4-5.6 non ideale in condizioni di luce scarsa.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"2951\" data-end=\"3038\"\u003e\n\u003cp data-start=\"2954\" data-end=\"3038\"\u003e\u003cstrong data-start=\"2954\" data-end=\"2981\"\u003eCostruzione in plastica\u003c\/strong\u003e (meno premium rispetto ad obiettivi Nikon serie AF-S).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003chr data-start=\"3040\" data-end=\"3043\"\u003e\n\n\u003ch2 data-start=\"3045\" data-end=\"3066\"\u003eConsigli per l’Uso\u003c\/h2\u003e\n\u003cul data-start=\"3068\" data-end=\"3386\"\u003e\n \t\u003cli data-start=\"3068\" data-end=\"3151\"\u003e\n\u003cp data-start=\"3070\" data-end=\"3151\"\u003eIdeale per fotografi amatoriali che cercano uno zoom tele compatto e economico.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"3152\" data-end=\"3224\"\u003e\n\u003cp data-start=\"3154\" data-end=\"3224\"\u003ePerfetto per ritratti, paesaggi teleobiettivo e foto naturalistiche.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"3225\" data-end=\"3308\"\u003e\n\u003cp data-start=\"3227\" data-end=\"3308\"\u003eUsare stabilizzazione (tripod o corpo macchina con VR) nelle focali più lunghe.\u003c\/p\u003e\n\u003c\/li\u003e\n \t\u003cli data-start=\"3309\" data-end=\"3386\"\u003e\n\u003cp data-start=\"3311\" data-end=\"3386\"\u003eChiudere di 1-2 stop l’apertura migliora nitidezza e riduce vignettatura.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sigma","offers":[{"title":"Default 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