| 释义 |
axometer
axometer[ak′säm·əd·ər] (engineering) An instrument that locates the optical axis of a lens, particularly a lens used in eyeglasses. axometer
axometer (ăk-sŏm′ĕ-tĕr) [″ + metron, measure] Measuring device for adjusting eyeglasses so that the lenses are suitable for the optic axes of the eyes. axometer 1. Instrument for determining the axis of a cylindrical lens and the optical centre of a lens. 2. Instrument used in the subjective determination of the principal meridians of an astigmatic eye. Syn. axonometer. |