eyeshot

noun3

1. •
   A range of vision, a distance in which something is visible.

   • He likes his mother to sit off by the side, though--out of eyeshot of the door. " — 1991
2. •
   A range.
3. •
   (no longer used) A brief glance.

   • The woman smothered his instant fear with an eyeshot of horror. — 1905