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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 collimation
 瞄準,准直

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 col·li·ma·tion /ˌkɑləˈmeʃən/ 名詞
 准直,描准

From: Webster's Revised Unabridged Dictionary (1913)

 Col·li·ma·tion 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.
 Error of collimation, the deviation of the line collimation of an astronomical instrument from the position it ought to have with respect to the axis of motion of the instrument.
 Line of collimation, the axial line of the telescope of an astronomical or geodetic instrument, or the line which passes through the optical center of the object glass and the intersection of the cross wires at its focus.
 

From: WordNet (r) 2.0

 collimation
      n : the accurate adjustment of the line of sight of a telescope