visual perception
beholding
seeing

He was watching her with about 25 percent of his visual perception.

You might find it interesting to read about visual perception.

Current knowledge of human visual perception is not sufficient, in general, to say what approach will look best.

This image may be understood as an exercise in visual perception.

She withdrew visual perception from there, and let the picture of the main office develop.

She was specifically interested in the visual perception of these birds.

Light is, of course, essential to visual perception, but on another level it also represents understanding.

Things seen with faulty Visual perception do not really exist.

The question is whether this system contributes to visual perception in the normal brain.

Rarely has the basic nature of visual perception seemed so frightening.