Visual impressions [based on (David) Hume's terminology], Visual sensations/percepts [based on (John) Locke's terminology).

Thanks, Jimmy. Interesting.

Don't the terms "impressions" and "precepts" suggest that the visual could be as much subjective as it is objective?

It appears to me that these two terms are related to the aftermath of a visual experience rather than the visual experience itself.

Typeface & typography.

They are always there, but call attention to themselves in Concrete Poetry (e e cummings, bpNichol, bill bissett)