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聚焦是指相机采取某种方式获得清晰的焦点位置来准确焦距的过程,是保证所记录的影像取得清晰效果的关键步骤,是决定照片质量的关键因素。数码相机的聚焦是极其复杂的系统。早期的相机聚焦方式是目测聚焦,即摄影者在拍摄前用目光估计机位与拍摄目标的距离,然后根据目测的距离调节镜头的距
Focusing is the process by which the camera takes a certain amount of time to obtain a clear focus for accurate focus. It is a crucial step in ensuring that recorded images are sharp and a key factor in the quality of the picture. The focus of digital cameras is an extremely complicated system. The early focus of the camera is the visual focus, that is, the photographer before taking a look at the location of the aircraft and the shooting target distance, and then adjust the distance according to the visual distance of the lens