Canon正式发布RF 20mm F1.4 L VCM，能够呈现出色的形象品质与柔美的背景虚化效果。无论是静态摄影还是专业视频制作，这款镜头都能满足摄影师与形象创作者的多样需求。 RF 20mm F1.4 L ...

It's just right for any short-range application, including deer hunting in the big woods or in straightwall cartridge/shotgun states, and with its wide field of view and 1X magnification ...

With its 4-piston callipers, the SRAM Motive brake is designed to be light enough for XC racing and powerful enough for ...