{"product_id":"sigma-28-70mm-f28-dg-dn-contemporary-lens","title":"Sigma 28-70mm F2.8 DG DN Contemporary Lens","description":"\u003ch4 style=\"text-align: left;\" data-mce-fragment=\"1\"\u003eSigma 28-70mm F2.8 DG DN Contemporary Lens: Essential Specs and Features\u003c\/h4\u003e\n\u003cp\u003eThe \u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eSigma 28-70mm F2.8 DG DN Contemporary Lens\u003c\/strong\u003e\u003c\/span\u003e is perfect for any photographer, whether you're just starting out or you're a seasoned pro. It's incredibly light and compact for a standard zoom lens, and it offers a steady f\/2.8 aperture across all zoom levels, from 28mm to 70mm. This feature is great for different lighting and lets you take everything from wide landscapes to close-up portraits without changing lenses.\u003c\/p\u003e\n\u003cp\u003eThis lens is built with advanced optics, including elements that reduce distortion and ensure sharp, clear images. A special coating on the lens also cuts down on glare and ghosting, so your photos will look vibrant and full of contrast. It has a quick and quiet autofocus system that makes it a top choice for video shooting, letting you adjust focus smoothly and silently.\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/KFaYZlSWny8?si=fnQnBVZVuzGNxCu-\u0026amp;start=15\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003eIt's also sturdy, with seals that keep out dust and water, making it reliable even in tough weather. Despite its robust build, it's surprisingly lightweight at just 470 grams, making it easy to carry around on any adventure.\u003c\/p\u003e\n\u003cp\u003eTo sum it up, the Sigma 28-70mm F2.8 lens isn't just a tool for taking pictures—it’s your ticket to capturing life’s moments vividly and vibrantly, without the hassle of heavy gear. It's perfect for any scene, from bustling streets to tranquil natural settings, helping you enhance your photography without weighing you down.\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eMore details:\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDesign based on SIGMA’s Art line, with the same uncompromising optical performance \u003c\/strong\u003e- \u003cspan data-mce-fragment=\"1\"\u003eTrue to the Contemporary line’s core concept, the 28-70mm F2.8 DG DN | Contemporary was developed to offer the right balance of performance and portability, and as such, this large-aperture standard zoom delivers outstanding image quality that rivals Art line lenses in a body light enough for day-to-day use.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner focus system\u003c\/strong\u003e - \u003cspan data-mce-fragment=\"1\"\u003eTo increase stability, this lens configuration uses movable internal lens elements that adjust focus without changing the length of the lens barrel.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA lightweight and compact body ― ideal for day-to-day use \u003c\/strong\u003e- \u003cspan data-mce-fragment=\"1\"\u003eIn order to fit with the design concept of the Contemporary line, which balances performance with portability, the new lens features simpler dust and splash-resistant structure and smaller switches. This makes it the smallest and lightest lens in its class.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperb build quality with exceptional attention to detail that provides an exceptional user experience\u003c\/strong\u003e \u003cstrong\u003e\u003c\/strong\u003e- \u003cspan data-mce-fragment=\"1\"\u003eWith priority given to optimal portability, the body of this lens consists primarily of lightweight parts. While conventional wisdom states that it is more difficult to ensure processing accuracy for plastic parts than metal parts, there has been no compromise whatsoever on build quality for the 28-70mm F2.8 DG DN | Contemporary.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStepping Motor\u003c\/strong\u003e \u003cstrong\u003e\u003c\/strong\u003e- \u003cspan data-mce-fragment=\"1\"\u003eThe lens is capable of smooth, quiet, and high-speed AF made possible by a stepping motor, as well as supports Face\/Eye Detection AF and video AF.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNano Porous Coating \u003c\/strong\u003e- \u003cspan data-mce-fragment=\"1\"\u003e“NPC (Nano Porous Coating)” incorporates porous silica as the coating material. The porous silica layer has nano-sized holes with air inside. Having holes of this size enables a large reduction in the refractive index, allowing the reflectance to be lowered more than with conventional anti-reflective coatings. As a result, reflected light causing flares and ghosting is sharply reduced, achieving clear image quality.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuper Multi-Layer Coating\u003c\/strong\u003e - \u003cspan data-mce-fragment=\"1\"\u003eSIGMA’s own Super Multi-Layer Coating suppresses flare and ghosting by preventing reflections within the lens. All lenses in the current SIGMA range feature this original technology.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater and oil-repellent coating \u003c\/strong\u003e- I\u003cspan data-mce-fragment=\"1\"\u003encorporates water and oil-repellent coating that allows water to be wiped away easily and prevents oil and fat from sticking to the surface, even in challenging shooting conditions. At the same time, the maintenance of the lens surface becomes easier. \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocus Mode Switch\u003c\/strong\u003e - \u003cspan data-mce-fragment=\"1\"\u003eUsing this switch, it is possible to switch the focus mode between AF and MF.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount with Dust and Splash Resistant Structure\u003c\/strong\u003e - \u003cspan data-mce-fragment=\"1\"\u003eThe lens mount incorporates rubber sealing to protect the mount from dust and water drops.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\u003cstrong\u003e\u003cspan data-mce-fragment=\"1\"\u003eApplications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLandscape Photography:\u003c\/strong\u003e Capture expansive views with the wide 28mm end, perfect for scenic vistas and cityscapes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortrait Photography:\u003c\/strong\u003e Utilize the 70mm telephoto end for flattering portraits with excellent background blur.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreet Photography:\u003c\/strong\u003e The versatile focal range and quick autofocus make it ideal for capturing dynamic street scenes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel Photography:\u003c\/strong\u003e Lightweight and compact, it's an ideal lens for documenting adventures without the burden of heavy gear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEvent Photography:\u003c\/strong\u003e Constant f\/2.8 aperture allows for shooting in varied lighting conditions, essential for weddings and indoor events.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVideo Recording:\u003c\/strong\u003e Steady and quiet autofocus performance benefits videographers looking to capture high-quality footage without interruption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Light Photography:\u003c\/strong\u003e The wide aperture helps in low light situations, allowing for lower ISO settings and faster shutter speeds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitectural Photography:\u003c\/strong\u003e Sharpness across the zoom range and minimal distortion aids in capturing detailed architectural images.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sigma","offers":[{"title":"Leica L","offer_id":49039426912512,"sku":"592969","price":1453.83,"currency_code":"USD","in_stock":true},{"title":"Sony E","offer_id":49039426945280,"sku":"592965","price":1453.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/Sigma28-70mm-619524.webp?v=1784669992","url":"https:\/\/alotechparts.com\/products\/sigma-28-70mm-f28-dg-dn-contemporary-lens","provider":"Alo Tech Solutions","version":"1.0","type":"link"}