ocular micrometer

ocular micrometer
noun

Useful english dictionary. 2012.

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  • Ocular micrometer — Micrometer Eyepiece An ocular micrometer is a …   Wikipedia

  • ocular micrometer — n EYEPIECE MICROMETER * * * eyepiece m …   Medical dictionary

  • ocular micrometer — noun A measuring instrument that is inserted into the eyepiece of a microscope, used to measure microscopic features …   Wiktionary

  • micrometer eyepiece — noun : an eyepiece fitted with a filar micrometer the lines of which are in the focal plane of the eyepiece and so coincide with the objective image when the microscope or telescope is in focus called also ocular micrometer …   Useful english dictionary

  • micrometer — 1. One millionth of a meter; formerly called micron. 2. A device for measuring various types of objects in an accurate and precise manner; in medicine and biology, the term is usually used with reference to a glass slide or lens that is… …   Medical dictionary

  • micrometer disk — a glass disk, engraved with a scale, used in an ocular in making microscopical measurements …   Medical dictionary

  • eyepiece micrometer — n a scale in the visual field of an eyepiece used as a measuring device called also ocular micrometer * * * a micrometer that is used in connection with the eyepiece of a microscope …   Medical dictionary

  • eyepiece micrometer — noun : a scale in the field of vision of an eyepiece used as a measuring device called also ocular micrometer …   Useful english dictionary

  • Geminiano Montanari — (June 1 1633 October 13 1687) was an Italian astronomer, lens maker, and proponent of the experimental approach to science.He is best known for his observation, made around 1667, that the second brightest star (called Algol in Arabic) in the… …   Wikipedia

  • Breslow's depth — In medicine, Breslow s depth is used as a prognostic factor in melanoma of the skin. It is a description of how deeply tumor cells have invaded. Contents 1 History 2 Measurement 3 Prognostic importance …   Wikipedia

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