Ma'anar ƙamus na "collimate" shine daidaitawa ko daidaita alkiblar hasken haske ko barbashi ta yadda zai yi tafiya a madaidaiciyar layi tare da ɗan bambance-bambance. Watau, yana nufin kawo daidaitattun haskoki na haske ko barbashi cikin layi ɗaya. Ana amfani da wannan kalma sau da yawa a fagage irin su optics, falaki, da physics.
