lensometer

lensometer
An instrument to measure the power and cylindrical axis of a spectacle lens. SYN: focimeter, vertometer. [lens + G. metron, measure]

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lens·om·e·ter len-'zäm-ət-ər n an instrument used to determine the optical properties (as the focal length and axis) of ophthalmic lenses

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lens·om·e·ter (lenz-omґə-tər) [lens + -meter] a device for measuring the optical characteristics of lenses; called also phacometer.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Optician — An optician uses a lensometer to check eye glasses. An optician is a person who is trained to fill prescriptions for eye correction in the field of medicine …   Wikipedia

  • Lens clock — A lens clock is a mechanical dial caliper that is used to measure dioptric power of a lens. It is a specialized version of a spherometer. A lens clock measures the curvature of a surface, but gives the result in diopters, assuming the lens is… …   Wikipedia

  • Vertometer — A vertometer is an ophthalmic bench instrument used to measure dioptric power of a lens. It differs from a lensmeter or lensometer which is a general dispensary tool for opticians to verify spectacle prescriptions at the laboratory. A vertometer …   Wikipedia

  • focimeter — SYN: lensometer. * * * fo·cim·e·ter (fo simґə tər) [focus + meter] an apparatus for finding the focus of a lens …   Medical dictionary

  • vertometer — SYN: lensometer. [vertex + G. metron, measure] …   Medical dictionary

  • lensómetro — Eng. Lensometer Ver fotofocómetro …   Diccionario de oftalmología

  • phacometer — pha·com·e·ter (fə komґə tər) lensometer …   Medical dictionary

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