Convergent is one of some ways that is usually done by the artist to create a Strong Focal Point. Directing the audience's eyes by using implied lines is a technique convergent. To design the interior of the room maybe we can use the tracking light as implied lines to a workbench. In the last is the unusual, in fact it is almost similar to the way of contrast, but this is more to something unusual. It’s something like putting a cat in the middle of a bunch of dogs or vice versa. Interior Design.