[KongchangAI]
Unverified93% confidenceTradeoffTime unknown

RF-S 100-400mm镜头最大光圈为f/5.6-8,长焦端光圈仅f/8,在APS-C机身上对焦和快门速度会受限,拍摄快速运动主体时需要较强的环境光才能保证成功率

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