Geneva lens measure

See under measure.

Medical dictionary. 2011.

Look at other dictionaries:

  • measure — 1. To determine the magnitude or quantity of a substance by comparing it to some accepted standard or by calculation. 2. A specified magnitude of a physical quantity. 3. A graduated instrument used to m. an object or substance. [O.F. mesure, fr.… …   Medical dictionary

  • Lens — The transparent structure inside the eye that focuses light rays onto the retina (the nerve layer that lines the back of the eye, senses light and creates impulses that go through the optic nerve to the brain). The lens was named after the lentil …   Medical dictionary

  • spherometer — An instrument to determine the curvature of a sphere or a spherical lens. See Geneva lens measure. [sphero + G. metron, measure] * * * sphe·rom·e·ter sfir äm ət ər n an instrument for measuring the curvature of a surface * * * sphe·rom·e·ter …   Medical dictionary

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