{"product_id":"sigma-12mm-f1-4-dc-contemporary-canon-rf","title":"Sigma 12mm F1.4 DC Contemporary (Canon RF)","description":"\u003cp data-start=\"186\" data-end=\"603\"\u003eThe Sigma 12mm F1.4 DC Contemporary is an \u003cstrong data-start=\"228\" data-end=\"259\"\u003eultra‑wide‑angle prime lens\u003c\/strong\u003e made specifically for \u003cstrong data-start=\"282\" data-end=\"328\"\u003eAPS‑C‑format Canon RF‑S mirrorless cameras\u003c\/strong\u003e (e.g., Canon EOS R7, R10). It combines a very \u003cstrong data-start=\"375\" data-end=\"397\"\u003ewide field of view\u003c\/strong\u003e with a \u003cstrong data-start=\"405\" data-end=\"438\"\u003ebright f\/1.4 maximum aperture\u003c\/strong\u003e, enabling strong performance in low‑light situations, creative depth‑of‑field effects, and versatile use for stills and video. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"605\" data-end=\"620\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"622\" data-end=\"2257\"\u003e\n\u003cli data-section-id=\"842pi2\" data-start=\"622\" data-end=\"796\"\u003e\n\u003cstrong data-start=\"624\" data-end=\"645\"\u003eUltra‑Wide Prime:\u003c\/strong\u003e 12 mm focal length delivers an expansive field of view (≈19.2 mm equivalent on full‑frame Canon APS‑C bodies). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vo7os6\" data-start=\"797\" data-end=\"957\"\u003e\n\u003cstrong data-start=\"799\" data-end=\"819\"\u003eBright Aperture:\u003c\/strong\u003e \u003cstrong data-start=\"820\" data-end=\"846\"\u003ef\/1.4 maximum aperture\u003c\/strong\u003e for excellent low‑light capability and shallow depth‑of‑field effects. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sdlwpx\" data-start=\"958\" data-end=\"1140\"\u003e\n\u003cstrong data-start=\"960\" data-end=\"979\"\u003eOptical Design:\u003c\/strong\u003e 14 elements in 12 groups with \u003cstrong data-start=\"1010\" data-end=\"1051\"\u003ethree aspherical and two SLD elements\u003c\/strong\u003e to reduce aberrations and improve image clarity. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"4mb08e\" data-start=\"1141\" data-end=\"1279\"\u003e\n\u003cstrong data-start=\"1143\" data-end=\"1173\"\u003e9‑Blade Rounded Diaphragm:\u003c\/strong\u003e Smoother out‑of‑focus highlights (bokeh) when shooting wide open. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"y45da1\" data-start=\"1280\" data-end=\"1429\"\u003e\n\u003cstrong data-start=\"1282\" data-end=\"1306\"\u003eStepping Motor (AF):\u003c\/strong\u003e Fast, quiet autofocus suitable for stills and video, with minimal focus breathing. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1an72ar\" data-start=\"1430\" data-end=\"1604\"\u003e\n\u003cstrong data-start=\"1432\" data-end=\"1460\"\u003eCompact and Lightweight:\u003c\/strong\u003e Weighs about \u003cstrong data-start=\"1474\" data-end=\"1483\"\u003e225 g\u003c\/strong\u003e and measures ~69 mm long, making it highly portable for travel and handheld use. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ivlh8d\" data-start=\"1605\" data-end=\"1733\"\u003e\n\u003cstrong data-start=\"1607\" data-end=\"1626\"\u003eWeather‑Sealed:\u003c\/strong\u003e Dust‑ and splash‑resistant construction supports outdoor shooting. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ofujb6\" data-start=\"1734\" data-end=\"1885\"\u003e\n\u003cstrong data-start=\"1736\" data-end=\"1762\"\u003eControl\/Aperture Ring:\u003c\/strong\u003e On Canon RF bodies the ring can be used to control aperture or assigned functions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1qev8wx\" data-start=\"1886\" data-end=\"2031\"\u003e\n\u003cstrong data-start=\"1888\" data-end=\"1906\"\u003eMinimum Focus:\u003c\/strong\u003e ~0.17 m, with a \u003cstrong data-start=\"1923\" data-end=\"1946\"\u003e0.12× magnification\u003c\/strong\u003e — useful for creative close‑up wide shots. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1luc5gq\" data-start=\"2032\" data-end=\"2133\"\u003e\n\u003cstrong data-start=\"2034\" data-end=\"2052\"\u003eFilter Thread:\u003c\/strong\u003e 62 mm for compatible screw‑on filters. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1lt0093\" data-start=\"2134\" data-end=\"2257\"\u003e\n\u003cstrong data-start=\"2136\" data-end=\"2161\"\u003eSupplied Accessories:\u003c\/strong\u003e Lens hood, front\/rear caps, pouch (varies by retailer). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1uwxmk0\" data-start=\"2259\" data-end=\"2289\"\u003eOptical \u0026amp; Image Performance\u003c\/h2\u003e\n\u003cp data-start=\"2291\" data-end=\"2674\"\u003eThis lens delivers \u003cstrong data-start=\"2310\" data-end=\"2348\"\u003esharp performance across the frame\u003c\/strong\u003e, even at the wide‑open f\/1.4 aperture. Its advanced optical design helps control \u003cstrong data-start=\"2430\" data-end=\"2477\"\u003edistortion, chromatic aberration, and flare\u003c\/strong\u003e, making it reliable for landscapes, architecture, and night sky photography. The wide field and fast aperture also suit creative video and astrophotography. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"13k4o0q\" data-start=\"3219\" data-end=\"3239\"\u003eTechnical Summary\u003c\/h2\u003e\n\u003cul data-start=\"3241\" data-end=\"4017\"\u003e\n\u003cli data-section-id=\"u8xhu1\" data-start=\"3241\" data-end=\"3316\"\u003e\n\u003cstrong data-start=\"3243\" data-end=\"3260\"\u003eFocal Length:\u003c\/strong\u003e 12 mm (APS‑C) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15yebat\" data-start=\"3317\" data-end=\"3388\"\u003e\n\u003cstrong data-start=\"3319\" data-end=\"3340\"\u003eMaximum Aperture:\u003c\/strong\u003e f\/1.4 \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"huasjr\" data-start=\"3389\" data-end=\"3459\"\u003e\n\u003cstrong data-start=\"3391\" data-end=\"3412\"\u003eMinimum Aperture:\u003c\/strong\u003e f\/16 \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"117s42s\" data-start=\"3460\" data-end=\"3538\"\u003e\n\u003cstrong data-start=\"3462\" data-end=\"3490\"\u003eOptical Groups\/Elements:\u003c\/strong\u003e 14\/12 \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1n2678\" data-start=\"3539\" data-end=\"3616\"\u003e\n\u003cstrong data-start=\"3541\" data-end=\"3562\"\u003eDiaphragm Blades:\u003c\/strong\u003e 9 (rounded) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"12f0ksv\" data-start=\"3617\" data-end=\"3686\"\u003e\n\u003cstrong data-start=\"3619\" data-end=\"3637\"\u003eMinimum Focus:\u003c\/strong\u003e 0.17 m \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nj0rvc\" data-start=\"3687\" data-end=\"3755\"\u003e\n\u003cstrong data-start=\"3689\" data-end=\"3707\"\u003eMagnification:\u003c\/strong\u003e 0.12× \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"mzp8yy\" data-start=\"3756\" data-end=\"3824\"\u003e\n\u003cstrong data-start=\"3758\" data-end=\"3776\"\u003eFilter Thread:\u003c\/strong\u003e 62 mm \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"w0qei0\" data-start=\"3825\" data-end=\"3914\"\u003e\n\u003cstrong data-start=\"3827\" data-end=\"3843\"\u003eSize\/Weight:\u003c\/strong\u003e ~69 mm length, ~225 g weight \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"wjziwh\" data-start=\"3915\" data-end=\"4017\"\u003e\n\u003cstrong data-start=\"3917\" data-end=\"3941\"\u003eImage Stabilization:\u003c\/strong\u003e None (use camera IBIS if available)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Best Pricer","offers":[{"title":"Default Title","offer_id":54161405477193,"sku":null,"price":500.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/6849\/0313\/files\/ddd_36.webp?v=1775647316","url":"https:\/\/www.bestpricer.co.uk\/products\/sigma-12mm-f1-4-dc-contemporary-canon-rf","provider":"Best Pricer","version":"1.0","type":"link"}