Ji-han HU, Fen GAO, Jin-ping NI. Modeling and Measurement Accuracy Analysis of Six-light-screen Optical Target Based on Plane Equation[J]. Acta Photonica Sinica, 2020, 49(7): 712003
- Acta Photonica Sinica
- Vol. 49, Issue 7, 712003 (2020)
Fig. 1. Structure of a six-light-screen target
Fig. 2. Two typical ideal model of six-light-screen target
Fig. 3. Engineering structure model and screen model of six-screen target
Fig. 4. Light screen tilt angle error model
Fig. 5. Light screen alignment error model
Fig. 6. Projection view of six-light-screen engineering model (double parallel structure)
Fig. 7. Position measurement error caused by target distance error in diffirent impact location
Fig. 8. Velocity measurement error caused by target distance error (ΔS =1 mm)
Fig. 9. Maximum position and velocity measurement error caused by diffirent target distance error
Fig. 10. Maximum position measurement error caused by diffirent target distance(ΔS =1 mm)
Fig. 11. Maximum velocity measurement error caused by diffirent target distance(ΔS =1 mm)
Fig. 12. Position measurement error caused by light-screen tilt angle error in diffirent impact location(Δα =0.05°)
Fig. 13. Velocity measurement error caused by light-screen tilt angle error in diffirent impact location(Δα =0.05°, Δβ =0.05°)
Fig. 14. Maximum position and velocity measurement error caused by diffirent tilt angle error
Fig. 15. Maximum position measurement error caused by diffirent tilt angle(Δα =0.05°, Δβ =0.05°)
Fig. 16. Maximum velocity measurement error caused by diffirent tilt angle(Δα =0.05°, Δβ =0.05°)
Fig. 17. Position measurement error caused by alignment error in diffirent impact location(Δm =1 mm)
Fig. 18. Velocity measurement error caused by alignment error in diffirent impact location(Δm =1 mm)
Fig. 19. Maximum position and velocity measurement error caused by diffirent alignment error
Fig. 20. Measurement error in diffirent impact location(γ =+1°, θ =+1°)
Fig. 21. Measurement error in diffirent impact angle(x 0=0, y 0=0)
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