Fan YANG, Da MU, Maosheng HOU, Jialiang YANG, Wenbo WANG, Yang LIU. Multi-color layer laser scanning and auto-focus projection technology[J]. Journal of Applied Optics, 2023, 44(2): 427
- Journal of Applied Optics
- Vol. 44, Issue 2, 427 (2023)
Fig. 1. Working principle diagram of multi-color co-optical axis laser scanning system
Fig. 2. Working principle diagram of multi-color beam splitting laser scanning system
Fig. 3. Optical path diagram of multi-color co-optical axis laser scanning and auto-focus projection system
Fig. 4. Optical path diagram of multi-color beam splitting laser scanning and auto-focus projection system
Fig. 5. Diagram of co-optical axis optical path and light spots
Fig. 6. Variation curves of spot diameter with position of projection plane
Fig. 7. Diagram of beam splitting optical path and light spots
Fig. 8. Variation curves of spot diameter with position of projection plane
Fig. 9. Relationship between lens movement and position of projection plane in multi-color co-optical axis system
Fig. 10. Relationship between lens movement and position of projection plane in multi-color beam splitting system
Fig. 11. Variation curves of spot diameter of multi-color beam splitting system on projection plane with different distances
Fig. 12. Variation curves of spot diameter of multi-color co-optical axis system on projection plane with different distances
Fig. 13. Experimental device diagram of multi-color co-optical axis laser scanning and auto-focus projection system
Fig. 14. Focal spots diagram received by beam quality analyzer at 3 000 mm position
Fig. 15. Spot diameters recorded on beam quality analyzer
Fig. 16. Effect diagram of mixed yellow light at 3 000 mm position
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Table 1. Lens group data of multi-color co-optical axis laser scanning and auto-focus projection system
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Table 2. Lens group data of multi-color beam splitting laser scanning and auto-focusprojection system
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