English
English
Arabic
Chinese
Dutch
French
German
Greek
Hebrew
Hindi
Italian
Japanese
Korean
Polish
Portuguese
Russian
Spanish
more...
Translate into...
English
Arabic
Chinese
Dutch
French
German
Greek
Hebrew
Hindi
Italian
Japanese
Korean
Polish
Portuguese
Russian
Spanish
more...
bn:00059208n
Noun Concept
Categories: Geometrical optics, Rigid bodies, Articles with short description, Physical quantities, Rotation
EN
principal axis  optic axis  optical axis  beam axis  fiber axis
See more
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
Quit
Change View
Definitions
Examples
Relations
Sources
English
More languages...
English
Arabic
Chinese
Dutch
French
German
Greek
Hebrew
Hindi
Italian
Japanese
Korean
Polish
Portuguese
Russian
Spanish
more...
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