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佳能EF24￣70mm F2.8 L USM镜头是在“一代镜王”佳能EF28￣70mm F2.8 L USM的基础上,为了迎接佳能数码相机全画幅时代的到来,于2002年9月推出的新款镜头。最大的特点就是将广角端由28mm扩展到
Canon EF24 ~ 70mm F2.8 L USM lens is based on “a generation of King ” Canon EF28 ~ 70mm F2.8 L USM, in order to meet the Canon digital camera full frame era, launched in September 2002 New lens. The biggest feature is the wide-angle end extended to 28mm