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APS-C画幅的镜头等效焦距更长,宾得利用这一优势推出了等效859mm的DA 560mm f/5.6 ED AW镜头,而尼康公司则推出了当今世界最大变焦比的可更换镜头—AF-S DX Nikkor 18-300mm f/3.5-5.6G ED VR。
APS-C frame lens equivalent focal length longer, Pentax to take advantage of the introduction of the equivalent of 859mm DA 560mm f / 5.6 ED AW lens, while Nikon introduced the world’s largest zoom ratio interchangeable lens-AF- S DX Nikkor 18-300mm f / 3.5-5.6G ED VR.