Boasting a 4X zoom ratio, the lens offers long reach 和 outst和ing performance for a great value
美国西格玛公司, a leading DSLR lens, camera, flash 和 accessory manufacturer, announced today that its F5-6 100 - 400毫米.3 DG OS HSM当代镜头 will begin shipping late April 2017 for a retail price of $799.00. Boasting a 4X zoom ratio, the lens offers long reach 和 outst和ing performance for a great value.
F5-6 100 - 400毫米.3 DG OS HSM Contemporary telephoto zoom lens delivers excellent image quality 和 all-day usability thanks to its lightweight 和 compact design. Featuring a dust- 和 splash-proof mount, this lens is designed to be outdoors. With the newly updated Sigma optical stabilizer (OS), 具有新的陀螺仪传感器, the lens provides enhanced overall performance 和 exceptional h和held shooting at lower shutter speeds. The lens autofocus (AF) features a new, more responsive algorithm. 高度通用性，F5-6 100 - 400毫米.3DG OS HSM Contemporary lens also features Sigma’s unique macro function (1:3:8 ratio) 和 push/pull zooming for ease of use.
全新的Sigma F5-6 100 - 400毫米.3DG OS HSM当代镜头支持佳能, 尼康和西格玛支架, 和 works with Sigma’s MC-11 Sony E-mount converter for use on the full-frame 和 APS-C Sony systems. The 尼康 mount features the br和 new electromag网ic diaphragm.
Sigma F5-6 100 - 400毫米.3DG OS HSM Contemporary Lens Features 和 Benefits:
Optimal Ultra-Telephoto Performance with Exceptional Image Quality:
The new lens retains its performance in a compact 400mm ultra-telephoto zoom package with a filter size of 67mm 和 weight of 2.55磅. It also comes with the full range of features 和 functions expected of a pro-caliber ultra-telephoto zoom: OS, hypersonic motor (HSM) with an updated algorithm for fast autofocus, 一个焦点限制器等等. 除了, this uncompromising lens has unique customizable functions via the Sigma USB Dock. Sigma USB基座与 Sigma优化专业版 software in order to connect a photographer’s lens to their personal computer to update firmware, calibrate the lens 和 other customizations such as a focus limiter, 三层自动对焦速度, manual focus override 和 optical stabilizer viewing functionality.
紧凑的设计，不影响图像质量:
Four SLD (Special Low Dispersion) glass elements 和 an optimized power distribution help minimize optical aberrations. 除了, Sigma has ensured outst和ing image quality throughout the zoom range by minimizing transverse chromatic aberration, 哪些不能通过光圈控制来修正.
推/拉变焦机构公司:
快速控制, the zoom ring incorporates a push/pull mechanism in addition to the regular twist mechanism. The exclusive lens hood has also been designed to accommodate push/pull zooming 和 overall lens control. By making it possible to adjust the angle of view instantly, photographers have a better chance of capturing fleeting moments.
具有微距功能的超长焦镜头:
Optimized for a variety of scenarios, with a minimum shooting distance of 5.5英尺，最大放大倍率1:3.8, this lens can shoot from a distance, as well as in close position to the subject.
其他功能:
- 防尘和防溅安装
- All new optical stabilizer unit with enhanced algorithm
- 尼康 electromag网ic diaphragm mechanism included (尼康 mounts only)
- 九叶圆膜片
- 设计最小化耀斑和鬼影
- 与新开发的远距转换器兼容
- 快速自动对焦与全时手动覆盖
- Compatible with Sigma Mount Converter MC-11 for Sony E Mount
- Customizable 和 flexible adjustment with Sigma USB Dock
- 高精度，耐用的黄铜卡口安装
- Crafted in Aizu, 日本 with each lens individually tested with Sigma’s own MTF measuring system “A1”
- 镜头筒上刻有发行年份
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关于西格玛公司
工艺. 精度. 奉献. Since 1961, Sigma has been devoted the pursuit of advancing photographic technology. 行业独有, 这个家族企业生产高品质的产品, 获奖的相机镜头, 单反相机, 闪光, filters 和 accessories from its state-of-the-art manufacturing facility located in Aizu, 日本. In 2012, the company introduced the Sigma Global Vision with three distinct lens lines: Art, 当代与体育. Designed for industry camera mount systems including Canon, 尼康, 奥林匹斯山, 宾得, 索尼和西格玛, each lens is h和crafted 和 tested in 日本 to ensure a high-performance, 专为持久而设计的优质产品. Sigma continues its tradition of imaging excellence with the mirrorless sd Quattro, sd Quattro H和紧凑的dp Quattro相机系列. 利用超高分辨率的Foveon传感器, the Sigma Quattro cameras are designed to produce the highest quality image with every shot. 有关Sigma的信息，请访问 www.sigmaphoto.com 或者跟随公司的脚步 σ的博客, 推特, Instagram 和 脸谱网.