Lens, objective
In a microscope, the objective lens is the lens nearest to the object being examined whereas the lens closest to the eye is termed the ocular (the eyepiece). The light microscope today is usually binocular (with one ocular for each eye) and has a turret bearing a selection of objective lens.

Medical dictionary. 2011.

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  • objective — objectively, adv. objectiveness, n. /euhb jek tiv/, n. 1. something that one s efforts or actions are intended to attain or accomplish; purpose; goal; target: the objective of a military attack; the objective of a fund raising drive. 2. Gram. a.… …   Universalium

  • objective lens — Objective Ob*jec tive, n. 1. (Gram.) The objective case. [1913 Webster] 2. An {object glass}; called also {objective lens}. See under {Object}, n. [1913 Webster] 3. Same as {Objective point}, under {Objective}, a. [1913 Webster] …   The Collaborative International Dictionary of English

  • objective lens — ob*jec tive lens, n. An {object glass}. See under {Object}, n. [PJC] …   The Collaborative International Dictionary of English

  • Objective — Ob*jec tive, n. 1. (Gram.) The objective case. [1913 Webster] 2. An {object glass}; called also {objective lens}. See under {Object}, n. [1913 Webster] 3. Same as {Objective point}, under {Objective}, a. [1913 Webster] …   The Collaborative International Dictionary of English

  • objective — [əb jek′tiv, äbjek′tiv] adj. [ML objectivus] 1. of or having to do with a known or perceived object as distinguished from something existing only in the mind of the subject, or person thinking 2. being, or regarded as being, independent of the… …   English World dictionary

  • objective — ► ADJECTIVE 1) not influenced by personal feelings or opinions. 2) not dependent on the mind for existence; actual. 3) Grammar relating to a case of nouns and pronouns used for the object of a transitive verb or a preposition. ► NOUN 1) a goal or …   English terms dictionary

  • Objective (optics) — Several objective lenses on a microscope. In an optical instrument, the objective is the optical element that gathers light from the object being observed and focuses the light rays to produce a real image. Objectives can be single lenses or… …   Wikipedia

  • Objective — In a microscope, the objective (also called the objective lens) is the lens nearest to the object being examined whereas the lens closest to the eye is termed the ocular (the eyepiece). The light microscope today is usually binocular (with one… …   Medical dictionary

  • lens system — noun a transparent optical device used to converge or diverge transmitted light and to form images • Syn: ↑lens, ↑lense • Hypernyms: ↑optical device • Hyponyms: ↑anastigmat, ↑anastigmatic lens, ↑ …   Useful english dictionary

  • objective — Synonyms and related words: achromatic lens, affectless, aim, ambition, anesthetized, animus, appetence, appetency, appetite, arctic, aspiration, astigmatic lens, autistic, bauble, bibelot, blunt, burning glass, butt, by end, by purpose, camera,… …   Moby Thesaurus

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