Wiktionary
n. The ability to see clearly an image that is relatively far away (greater than about 36 inches)
WordNet
n. vision for objects that a 20 feet or more from the viewer
Usage examples of "distance vision".
The boulder was on the far side of the roundhouse, so that he could neither see bis village nor be seen from h, assuming that his fellows down there had distance vision good enough to pick him out Then I left him with some bread, an opened can of corned beef and a refilled canteen of water, and went down to my own breakfast He let me go without a sound, but his eyes followed me with their speculative look as long as I was in sight All the way down the mountain, I could feel his mind trying to explore mine.
He was scanning space in all directions around them, gratefully once again using the powerful distance vision of the ship's equipment.
Without his visor, he was completely dependent on his Deece for long-distance vision.
His distance vision in air was not equal to the human, though he saw far better when submerged or in the dark, and at least as well at close range.
I concentrated, invoking my night and distance vision, and saw that the something was a ginger-red dog running full out along the shore.
The visual system does, however, have a bio-feedback replay system that is potentially capable of enhancing long and short distance vision.