小尺寸APS-C套头？佳能新变焦专利出炉

新浪科技综合2021-11-30

本文来自蜂鸟网根据外媒消息，佳能公布了一则镜头专利，规格为RF 17-70mm f/4-5.6 BR，其中BR镜片可有效减小镜头体积。从这一焦距判断，该镜头将更适合APS-C画幅机身，或作为未来RF新APS-C机套头一并发售。

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