All that can be seen at any given moment (5,2,6)
I believe the answer is:
field of vision
(Other definitions for field of vision that I've seen before include "Area of view" , "What one can see at any given moment" .)
I've seen this clue in The Independent.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free.
Check out my app
or
learn more
about the Crossword Genius project.