He also details a human vision for the future.

These are shown in color and this region is called the gamut of human vision.

And in the total darkness my superior human vision wasn't much use.

She was moving too fast for human vision to pin her down.

I might add that she is probably all but invisible to normal human vision.

Neither was she ever seen by human vision to go at a great pace.

For example, human vision relies on using light from environment instead of generating own source.

These are things which do not, properly speaking, ever arise before the human vision.

But meanwhile, a marvelous world, never before so close within the range of human vision, was revealing itself.

This system may account, in part, for the efficiency of human vision.