Definition of Collimation

1. Noun. The accurate adjustment of the line of sight of a telescope.

Generic synonyms: Adjustment, Readjustment, Registration
Derivative terms: Collimate



Definition of Collimation

1. n. The act of collimating; the adjustment of the line of the sights, as the axial line of the telescope of an instrument, into its proper position relative to the other parts of the instrument.

Definition of Collimation

1. Noun. the act of collimating or something collimated ¹

2. Noun. aligning lenses along line of sight to minimize aberrations ¹

¹ Source: wiktionary.com

Definition of Collimation

1. [n -S]

Medical Definition of Collimation

1. The operation of controlling a beam of radiation so that if the light source were a point, the light rays would become parallel. The total bundle of rays diverge as the source size increases. (05 Aug 1998)

Collimation Pictures

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Lexicographical Neighbors of Collimation

colligability
colligable
colligate
colligated
colligates
colligating
colligation
colligations
colligative
colligative properties
collimate
collimated
collimates
collimating
collimating lens
collimation (current term)
collimations
collimator
collimators
colline
collinear
collinearities
collinearity
collinearly
collineate
collineation
collineations
collines
colliness
colling

Literary usage of Collimation

Below you will find example usage of this term as found in modern and/or classical literature:

1. Geodesy: Including Astronomical Observations, Gravity Measurements, and by George Leonard Hosmer (1919)
"collimation Correction. The correction to the observed time is cC, c being the constant angle between the collimation axis and the mean thread, expressed in ..."

2. A Manual of Spherical and Practical Astronomy: Embracing the General by William Chauvenet (1874)
"THE collimation CONSTANT. 143. The constant c may express the distance from the colli- mation axis either of the middle thread or of the fictitious thread ..."

3. Engineers' Surveying Instruments by Ira Osborn Baker (1892)
"(5) that the line of collimation is parallel to the line of the centers of the ... collimation. It is required to make the line of collimation and the level ..."

4. The Theory and Practice of Surveying: Designed for the Use of Surveyors and by John Butler Johnson (1900)
"The line of collimation is defined by a lens at the upper end of the arm a, ... To adjust the Lines of collimation.—The declination- arm a has two lines of ..."

5. A Treatise on Practical Astronomy, as Applied to Geodesy and Navigation by Charles Leander Doolittle (1890)
"Errors of collimation and Level. 299. The mark and star being at different altitudes above the horizon, the measured difference of azimuth will be affected ..."

6. Elements of Astronomy by Robert Stawell Ball (1886)
"Error of collimation.—The amount by which the angle between the line of colli- ... 56) be the axis \ / of revolution and xY be the y line of collimation. ..."

7. Laboratory Astronomy by Robert Wheeler Willson (1905)
"collimation ADJUSTMENT The line of collimation of the telescope is the line drawn from the center of the lens to the wires that cross in the center of the ..."

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