also: にくげん
naked eye; unaided eye
Only with reading にくがん
Refers to vision without the aid of optical instruments such as telescopes or microscopes. Common in scientific and everyday contexts.
This star is not visible to the naked eye.
Please write characters large enough to be seen with the naked eye.
physical eye; fleshly eye
Buddhist term, usually read にくげん. One of the five types of vision (五眼), referring to ordinary physical sight as opposed to spiritual or transcendent vision.
See also: 五眼
In Buddhism, the physical eye is considered one of the five types of vision.
That star can be seen with the naked eye.
Bacteria cannot be seen with the naked eye.
The worker visually confirmed the damage with the naked eye.