Autofocus (noun)

A feature in cameras and lenses that automatically adjusts the focus to obtain a clear image.

Origin:

The word "autofocus" is derived from "auto" meaning self and "focus" meaning to adjust the lens to obtain a clear image. it is a feature found in cameras and lenses that automatically adjust the focus to obtain a clear image.

Examples:

1. The autofocus feature on my camera makes taking pictures a breeze.
2. I prefer using the autofocus function on my camera when taking pictures of moving objects.
3. The autofocus system in this camera is very fast and accurate.
4. I had trouble getting the autofocus to work correctly in low light conditions.
5. The autofocus feature on this lens is so advanced that it can track a moving subject with ease.