autocollimator

/aw-toh-kol-uh-mey-ter/US // ˌɔ toʊˈkɒl əˌmeɪ tər //

自动准直器,自动准直仪,自动协调器,自动调校器

Definitions

n.名词 noun

1
Optics.
- : an instrument combining the functions of a telescope and collimator, for detecting and measuring very small deviations in a beam of light.