collimation

Definition of Collimation in English :

1. collimation

the accurate adjustment of the line of sight of a telescope

WordNet Lexical Database for English. Princeton University. 2010.

Collimation

verb (transitive)

1.

to adjust the line of sight of (an optical instrument)

2.

to use a collimator on (a beam of radiation or particles)

3.

to make parallel or bring into line

verb transitiveWord forms: ˈcolliˌmated or ˈcolliˌmating

1.

to make (light rays, etc.) parallel

2.

to adjust the line of sight of (a telescope, surveyor's level, etc.)

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).