光学防抖(Optical Image Stabilization,简称OIS)是一种摄影技术,用来减少拍摄过程中的晃动或震动对影像质量的影响。这种技术通常通过在镜头内部或影像传感器上安装移动组件来补偿手部抖动或相机晃动。OIS 可以显著提高拍摄稳定性,特别是在低光照条件下或使用长焦距镜头时。

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