noun
layman's eyes; untrained eye
Refers to the perspective or judgment of an ordinary person without specialized knowledge, often contrasted with expert or professional insight. Somewhat literary or formal.
凡眼には区別がつかないほどの精巧な細工だ。
It is such exquisite workmanship that an untrained eye cannot tell the difference.
彼の絵は凡眼にはただの落書きに見えるかもしれない。
To a layman's eyes, his painting might look like mere scribbles.