Meaning of focus in English
1. a point at which point rays of light meet after being refracted by a lens or from which they appear to come
This picture is out of focus.
2. the center of activity, interest, or attention
the focus of attention
1. adjust the focus of a camera, microscope, or telescope to produce a clear image
We focused our binoculars on the bird.
2. give your all effort or attention to; concentrate
The discussion (was) focused[centered] on this point.