optic axis

Fetched 2026-10-26 (cache).

Synonyms: optic axes, optical axis

Antonyms: optic axes, optical axis

Related words from Datamuse; suggestions, not definitions.

Noun

1. The [[optical axis]]. {{defdate|from 17th c.}}
2. {{lb|en|crystallography|mineralogy}} The direction in which a ray of light passing through a [[crystal]] does not suffer [[double refraction]]. {{defdate|from 19th c.}}

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.