Insights

Functions of the zoom ring and how to use it

Functions of the zoom ring and how to use it

The external structure of the lens usually includes five parts: lens, zoom ring, focus ring, focal length scale and lens mount. The zoom ring can change the focal length of...

Functions of the zoom ring and how to use it

The external structure of the lens usually includes five parts: lens, zoom ring, focus ring, focal length scale and lens mount. The zoom ring can change the focal length of...