Related Experiment Video
Updated: Jul 19, 2026
16:01
An Experimental Protocol for Assessing the Performance of New Ultrasound Probes Based on CMUT Technology in Application to Brain Imaging
Published on: September 24, 2017
Research on a scanner for tilting orthogonal double prisms.
Anhu Li1, Liren Liu, Jianfeng Sun
1Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, China. yfliah@yahoo.com.cn
Applied Optics
|October 28, 2006
Summary
This study evaluates a novel scanner for intersatellite laser communications. The device demonstrates high scanning accuracy and range, meeting critical performance requirements for space-based optical systems.
Area of Science:
- Optical Engineering
- Aerospace Engineering
- Laser Communications
Background:
- Intersatellite laser communications require precise beam pointing.
- Existing scanning mechanisms may face limitations in accuracy and range.
Purpose of the Study:
- To investigate the tracking performance of a scanner utilizing tilting orthogonal double prisms.
- To assess its suitability for intersatellite laser communication applications.
Main Methods:
- Theoretical analysis of the scanner's angular response.
- Experimental verification of its performance.
- Evaluation of the reduction ratio between beam deviation and prism tilting angles.
Main Results:
- Achieved a reduction ratio exceeding 100:1 for angular rates.
- Demonstrated scanning accuracy superior to 0.5 microrad.
- Verified a scanning range greater than 500 microrad.
Conclusions:
- The developed scanner meets stringent accuracy and range requirements for intersatellite laser communications.
- The design facilitates mechanical structure integration.
- The scanner shows promise for advanced space-based optical systems.
