Cyclopædia

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Assuming optick is required, the following result was found.

  • AXIShttps://chambers.encyclo.eu/index.php/unclassified/AXIS

    The axis of the ellipse is determinate—The parabola has only one axis; the ellipse and hyperbola two. See CURVE. AXIS IN OPTICKS—Optick Axis, or Visual Axis, is a ray passing through the centre of the eye; or it is that ray which proceeding out of the...

    • Type: Article
    • Author: Ephraïm Chambers
    • Category: Unclassified
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