Found 2 items, similar to collimate.
English → English (WordNet) Definition: collimate collimate v 1: make or place parallel to something; “They paralleled the ditch to the highway” [syn: parallel] 2: adjust the line of sight of (an optical instrument)
English → English (gcide) Definition: Collimate 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]