Research Article

A High-Precision Dynamic Six Degree-of-Freedom Pose Measurement of the Subreflectors of Large Antennas Based on a Position Sensitive Detector and Laser Array

Table 2

Initial conditions of the simulation calculations.

Simulation conditionsParameter

Coordinates of the exit points of the three laser beams (mm)(−300, −200, 6000)(300, −200, 6000)(0, 200, 6000)
Second coordinate points of the three laser beams (mm)(0, 0, 0)(0, 0, 0)(0, 0, 0)
Initial position of PSD target plane (mm)Z = 50
PSD attitude translation distance (mm)10.51.5
PSD attitude deflection angle (degrees)324