Fig. 1. Basic structure of interferometric angle measurement system

Fig. 2. Interference fringes produced by rotating gratings

Fig. 3. Imaging of three stars in the field of view on interferometric star sensor

Fig. 4. Relationship between optical path difference and coherence length of target light

Fig. 5. Structure diagram of interferometry star tracker^[5]

Fig. 6. Front-end optical structure of interferometry star tracker^[5]

Fig. 7. Prototype of miniature interferometric star tracker (MiST-TR)^[5]

Fig. 8. Part design parameters of the C-MiST^[5]

Fig. 9. Prototype of the C-MiST^[5]

Fig. 10. Schematic of interferometric star tracker^[7]

Fig. 11. Optical system of interferometric star tracker^[7]

Fig. 12. Optical structure of the star tracker based on diffraction grating^[8]

Fig. 13. Experiment devices for high precision angle measurement verification^[8]

Fig. 14. Measurement angle changes with rotation stage angle^[8]

Fig. 15. Relationship between incident angle and fringe pattern