This is the 9851st most frequent Japanese word.
視界
Field of vision; visibility.
Represents metaphorical interpretation of vision as insight or foresight.
その出来事が彼の未来への視界を曇らせた。
That event clouded his vision for the future.
Used here to indicate the physical field of vision and observation.
彼の視界には異変が見つかった。
An anomaly was detected in his field of vision.
Refers to physical visibility and the perception of sight as it clears.