Collimate Col"li*mate, v. t. [imp. & p. p. {Collimated}; p. p. & vb. n. {Collimating}.] [See {Collimation}.] (Physics & Astron.) To render parallel to a certain line or direction; to bring into the same line, as the axes of telescopes, etc.; to render parallel, as rays of light. [1913 Webster]

{Collimating eyepiece}, an eyepiece with a diagonal reflector for illumination, used to determine the error of collimation in a transit instrument by observing the image of a cross wire reflected from mercury, and comparing its position in the field with that of the same wire seen directly.

{Collimating lens} (Optics), a lens used for producing parallel rays of light. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • collimate — [käl′ə māt΄] vt. collimated, collimating [< ModL collimare, false reading of L collineare, to direct in a straight line < com , with + lineare, to make straight < linea, a LINE2] 1. to make (light rays, etc.) parallel 2. to adjust the… …   English World dictionary

  • collimate — transitive verb ( mated; mating) Etymology: Latin collimatus, past participle of collimare, manuscript variant of collineare to make straight, from com + linea line Date: 1878 to make (as light rays) parallel • collimation noun …   New Collegiate Dictionary

  • collimate — collimation, n. /kol euh mayt /, v.t., collimated, collimating. 1. to bring into line; make parallel. 2. to adjust accurately the line of sight of (a telescope). [1615 25; < L collimatus, misreading of collineatus, ptp. of collineare to direct in …   Universalium

  • collimate — verb To focus into a narrow beam or column. Lead bricks were placed around the radioactive source so that the escaping gamma rays would be limited to a collimated beam rather than filling the lab …   Wiktionary

  • collimate — col·li·mate käl ə .māt vt, mat·ed; mat·ing to make (as rays of light) parallel col·li·ma·tion .käl ə mā shən n …   Medical dictionary

  • collimate — col·li·mate || kÉ’lɪmeɪt v. set parallel lines; accurately adjust a measuring device …   English contemporary dictionary

  • collimate — [ kɒlɪmeɪt] verb 1》 make (rays of light or particles) accurately parallel. 2》 accurately set the alignment of (an optical or other system). Derivatives collimation noun collimator noun Origin C19: from L. collimare, an erroneous reading of… …   English new terms dictionary

  • collimate — col·li·mate …   English syllables

  • collimate — col•li•mate [[t]ˈkɒl əˌmeɪt[/t]] v. t. mat•ed, mat•ing 1) to bring into line; make parallel 2) opt to adjust the line of sight of (a telescope or other optical instrument) • Etymology: 1615–25; < L collimātus, misreading of collineātus, ptp.… …   From formal English to slang

  • collimate — /ˈkɒləmeɪt / (say koluhmayt) verb (t) (collimated, collimating) 1. to bring into line; make parallel. 2. to adjust accurately the line of sight of (a telescope). 3. to limit (a beam of radiation or a stream of elementary particles) to required… …  

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