Research on three-dimensional measurement technology applied in optical alignment of aerospace remote sensors

As an important tool for obtaining information on the Earth and outer space, the accuracy and performance of space remote sensors are directly related to the quality and reliability of remote sensing data. The alignment and adjustment of optical systems is a crucial step in ensuring the performance of remote sensing sensors. As a non-contact and digital measurement method,3D measurement technology has a wide and in-depth application in the field of optical alignment and adjustment, playing a key role in improving assembly accuracy and development efficiency. 3D measurement technology includes optical 3D measurement methods such as laser trackers, photogrammetric systems, and theodolites, et.