autocollimator

n.

准直望远镜，自准直望远镜，具标度尺的望远镜；

Autocollimator
Autocollimator
Autocollimator
TWO-AXIS AUTOMATIC AUTOCOLLIMATOR
Autocollimator for measuring angle of incident light beam
An autocollimator based on the laser head of a compact disc player
Single axis photoelectronic autocollimator
Active annular-beam laser autocollimator system.
CCD-area-based autocollimator for precision small-angle measurement
A three-axis autocollimator for detection of angular error motions of a precision stage
Temperature-controlled autocollimator with ultrahigh angular measuring precision
Improvement of measuring accuracy of CCD laser autocollimator by changing hardware parameters
Precise center location algorithm for circle target in CCD laser dual axis autocollimator