optic axis
noun
Key Types & categories Parts & wholes Related & opposite
- Word type
- noun
- verb
- adjective
- adverb
- Line style
- core relation
- instance, member or derived
- substance, domain or see-also
- Direction
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Senses
Sense 1 noun
in a doubly refracting crystal, the line in the direction of which no double refraction occurs
a crystal may have either one or two optic axes
Types & categories
- axis hypernym
Sense 2 noun
a line that passes through the center of curvature of a lens so that light is neither reflected nor refracted
in a normal eye the optic axis is the direction in which objects are seen most distinctly
Types & categories
- axis hypernym
Table view of this graph
| Sense | Relation | Group | Word |
|---|---|---|---|
| 1 | hypernym | Types & categories | axis |
| 2 | hypernym | Types & categories | axis |