“大三元”镜头并不是某个品牌的镜头才有，各家镜头群都有自己的大三元      佳能有佳能的“大三元”，尼康有尼康的“大三元”，索尼有索尼的“大三元”，宾得有宾得的“大三元”，而且这个大三元还会随着新镜头的推出而更新      超广角：佳能 EF 16-35mm f/2      8L III USM标准：佳能 EF 24-70mm f/2      8L II USM长焦：佳能 EF 70-200mm f/2      8L IS III USM超广角：尼康 AF-S 14-24mm f/2      8G ED标准：尼康 AF-S 24-70mm f/2      8E ED VR长焦：尼康 AF-S 70-200mm f/2      8E FL ED VRA卡口超广角：Vario-Sonnar T* 16-35mm f/2      8 ZA SSM II标准：Vario-Sonnar T* 24-70mm f/2      8 ZA SSM II长焦：70-200mm f/2      8 G SSM IIE卡口超广角：FE 16-35mm F2      8 GM标准：FE 24-70mm f/2      8 GM II长焦：FE 70-200mm f/2      8 GM OSS II超广角：D FA 15-30mm f/2      8 ED SDM WR标准：D FA 24-70mm f/2      8 ED SDM WR长焦：D FA★70-200mm f/2      8ED DC AW超广角：M      ZUIKO DIGITAL ED 7-14mm f/2      8 PRO标准：M      ZUIKO DIGITAL ED 12-40mm f/2      8 PRO长焦：M      ZUIKO DIGITAL ED 40-150mm f/2      8 PRO