col·li·mate 
(kŏlə-māt′)
(kŏlə-māt′)tr.v. col·li·mat·ed, col·li·mat·ing, col·li·mates
1. To make parallel; line up.
2. To adjust the line of sight of (an optical device).
[New Latin collīmāre, collīmāt-, alteration of Latin collīneāre, to aim : com-, intensive pref.; see COM- + līneāre, to make straight (from līnea, line; see LINE1).]
col′li·mation n.