If you're looking for a lightweight lens that can do everything from super wide-angle landscapes to telephoto wildlife, then ...

IT之家 2 月 24 日消息，适马今天海外发布全画幅超远摄变焦镜头 300-600mm F4 DG OS Sports 以及 APS-C 画幅大变焦镜头 16-300mm f/3.5-6.7 DC OS Contemporary。

When you use DPReview links to buy products, the site may earn a commission. Image: Sigma Sigma has announced the 16-300mm F3 ...

Sigma presents the world's first mirrorless lens with an approximate zoom ratio of 18.8x. Powerful yet portable, the 16-300mm ...

Sigma 16-300mm F3.5-6.7 DC OS | Contemporary 18.8倍超能变焦 百搭场景，轻巧定格 16mm超广视野 跨越标准，灵感无限 专为APS-C无反相机打造 重新定义“一镜走天涯” Part 1 第①页 ...

SIGMA Corporation of America, the US subsidiary of SIGMA Corporation (CEO: Kazuto Yamaki. Headquarters: Asao-ku, Kawasaki-shi ...

Maybe a lens on its own could be an interesting experiment, and prices vary enormously, so bargains can be waited for. There seems to be no problem of supply. As a user lens, looking around £80 ...

f/22 should be avoided as its sharpness is poor, but then we probably rarely want to use a 300mm lens at f/22. CA (Chromatic Aberration) is actually very acceptable and although some fringing is ...

Sigma kicks off CP+ week with the launch of the "radically simple" BF camera, a stunning 300-600mm f/4 DG OS Sports Lens, and APS-C all-in-one zoom lens Just looking at the Sigma BF camera will ...

The Canon EOS R1 has been a long time coming, but finally there’s a true RF mount successor to the much loved EOS-1D X Mark ...