peripheral vision

He has had a heart attack and during open heart surgery lost some of his peripheral vision.

For one, the great Indian bustard has good peripheral vision but poor frontal vision, making it difficult for them to spot power lines until they fly too close to them.

Their eyes, placed on either side of their head, give them a wide field of view and scary-good peripheral vision.

If you're looking for a visual, imagine the horse that has the blinders on, and he's not able to have any peripheral vision.

And once they’re out of the brightly lit center, they keep dancing, trading off moves in dim corners, limbs flickering in peripheral vision.