Meanings
nounoptical axis (plural optical axes)
plural optical axes
- engineeringAn imaginary line within an optical system around which there is rotational symmetry.
Synonyms: optic axis
Synonyms & antonyms
nounAn imaginary line within an optical system around which there is rotational symmetry.
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Cite this entry
APA
optical axis. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/optical%20axis
MLA
“optical axis.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/optical%20axis. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “optical axis,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/optical%20axis.
Source: optical axis on Wiktionary, CC BY-SA 4.0.