tunnel vision

noun
1.
a drastically narrowed field of vision, as in looking through a tube, symptomatic of retinitis pigmentosa.
2.
an extremely narrow or prejudiced outlook; narrow-mindedness.
Origin
1940-45
Related forms
tunnel-visioned, adjective
Examples from the web for tunnel vision
  • Perhaps it's unfair of me, but it seems to me that there's a lot of tunnel vision in these proposals.
  • tunnel vision and navel-gazing are bad strategies, here or elsewhere.
  • The companies, and researchers trying to produce fuel from algae have tunnel vision.
  • Talk about the selfish tunnel vision of the privileged.
  • Anyone who thinks that suffers from severe tunnel vision.
  • Distracted drivers experience what researchers call inattention blindness, similar to that of tunnel vision.
  • Avoid tunnel vision that results in focusing on one injury and not others.
British Dictionary definitions for tunnel vision

tunnel vision

noun
1.
a condition in which peripheral vision is greatly restricted
2.
narrowness of viewpoint resulting from concentration on a single idea, opinion, etc, to the exclusion of others
tunnel vision in Medicine

tunnel vision n.
Vision in which the visual field is severely constricted.

Slang definitions & phrases for tunnel vision

tunnel vision

noun phrase

Very narrow and restricted vision or perception; the inability to see anything except what is directly in front (1949+)