bn:00059208n
Noun Concept
Categories: Articles with short description, Rotation, Rigid bodies, Geometrical optics, Moment (physics)
EN
principal axis  optic axis  optical axis  beam axis  fiber axis
EN
A line that passes through the center of curvature of a lens so that light is neither reflected nor refracted WordNet 3.0
English:
mechanics
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EN
A line that passes through the center of curvature of a lens so that light is neither reflected nor refracted WordNet 3.0 & Open English WordNet
An optical axis is a line along which there is some degree of rotational symmetry in an optical system such as a camera lens, microscope or telescopic sight. Wikipedia
A line of rotational symmetry Wikipedia Disambiguation
Line along which there is some degree of rotational symmetry in an optical system Wikidata
An imaginary line within an optical system around which there is rotational symmetry. Wiktionary
EN
In a normal eye the optic axis is the direction in which objects are seen most distinctly WordNet 3.0 & Open English WordNet
WordNet 3.0 & Open English WordNet
Wikipedia
Wikidata
Wiktionary