Xiaolei Li, Ming Gao. Design of miniaturized dual-band observation system with composite aperture[J]. Infrared and Laser Engineering, 2022, 51(4): 20210549
- Infrared and Laser Engineering
- Vol. 51, Issue 4, 20210549 (2022)
Fig. 1. Schematic diagram of sub-eye array
Fig. 2. Schematic diagram of the relation between the angle between the adjacent sub-eye axes and the sub-eye field angle
Fig. 3. Schematic diagram of X -direction imaging principle
Fig. 4. Sub-eye structure light path diagram
Fig. 5. MTF of subocular system
Fig. 6. RMS field of view of the sub-eye system
Fig. 7. Field curve and distortion of sub-eye system
Fig. 8. Sub-eye lens array
Fig. 9. Structural light path diagram of receiving system
Fig. 10. MTF of the receiving system
Fig. 11. RMS field of view of the receiving system
Fig. 12. Field curve and distortion of receiving system
Fig. 13. MTF in visible light band of sub-eye at −40 ℃ and +60 ℃
Fig. 14. MTF in mid-wave infrared band of sub-eye at −40 ℃ and +60 ℃
Fig. 15. MTF in visible light band of receiving system at −40 ℃ and +60 ℃
Fig. 16. MTF in mid-wave infrared band of receiving system at −40 ℃ and +60 ℃
Fig. 17. Tolerance analysis results of 500 groups
Fig. 18. NITD of each surface and total NITD of the medium wave infrared system
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Table 1. Relation between the angle between the adjacent subocular axes and the half-field angle of the sub-eye
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Table 2. Optical system parameters of bionic compound eye with curved surface
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Table 3. Sub-visual parameters
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Table 4. Optical parameters of the receiving system
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Table 5. Focal lengths of sub-eye systems in VIS and MWIR bands at different temperatures
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Table 6. Focal lengths of receiving systems in VIS and MWIR bands at different temperatures
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Table 7. Tolerance allocation
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