Journal of Applied Optics, Volume. 45, Issue 4, 709(2024)
Comparative experimental study on interference effect of medium wave infrared laser
Figures & Tables(16)
Fig. 1. Schematic diagram of optical path of experiment on long-distance interference of infrared tracker
Fig. 5. Comparison of interference effect of two lasers on large field of view
Fig. 6. Comparison of interference effect of two lasers on small field of view
Fig. 7. Curves of power density and cover area at large field of view
Fig. 8. Curves of power density and cover area at small field of view
Fig. 9. Comparison of interference effect when interference spot located in center of right half field of view
Fig. 10. Comparison of interference effect when interference spot located at edge of right half field of view
Fig. 11. Curves of power density and cover area when spot located in center of right half field of view
Fig. 12. Curves of power density and cover area when spot located at edge of right half field of view
Table 1. Laser power density of detector surface at distance of 15 km
View tableView in ArticleTable 1. Laser power density of detector surface at distance of 15 km
激光功率/W 到达探测器的激光功率密度/（ W/cm2） 大视场 小视场 1 0.0035 0.0315 3 0.0105 0.0944 5 0.0175 0.1573 6 0.0210 0.1887
Table 2. Statistics of spot percentage and cover area of two kinds of laser interference images
View tableView in ArticleTable 2. Statistics of spot percentage and cover area of two kinds of laser interference images
视场 功率 /W 功率密度 /(W/cm2) 1 kHz激光器 15 kHz激光器 光斑 百分比/% 掩护 面积/m2 光斑 百分比/% 掩护 面积/m2 大视场 1 0.003 5 1.4 8.1E+04 1.8 1.1E+05 3 0.010 5 3.8 2.2E+05 4.4 2.5E+05 5 0.017 5 4.0 2.3E+05 8.6 5.0E+05 6 0.021 3.7 2.1E+05 9.5 5.4E+05 小视场 1 0.031 5 0.18 7.3E+02 2.1 8.5E+03 3 0.094 4 0.3 1.2E+03 3.8 1.5E+04 5 0.157 3 0.3 1.2E+03 4.4 1.8E+04 6 0.188 7 0.4 1.6E+03 5.5 2.2E+04
Table 3. Statistics table of spot percentage and cover area when spot located in center of right half field of view
View tableView in ArticleTable 3. Statistics table of spot percentage and cover area when spot located in center of right half field of view
光斑位置 功率 /W 功率密度 /（W/cm2） 1 kHz激光器 15 kHz激光器 光斑 百分比/% 掩护 面积/m2 光斑 百分比/% 掩护 面积/m2 右半边 视场中心 1 0.031 5 0.25 1.01E+03 1.49 6.01E+03 3 0.094 4 0.27 1.10E+03 2.01 8.15E+03 5 0.157 3 0.45 1.83E+03 2.79 1.13E+04 6 0.188 7 0.42 1.70E+03 4.18 1.70E+04
Table 4. Statistical table of spot percentage and cover area when spot located at edge of right half field of view
View tableView in ArticleTable 4. Statistical table of spot percentage and cover area when spot located at edge of right half field of view
光斑位置 功率 /W 功率密度 /（W/cm2） 1 kHz激光器 15 kHz激光器 光斑 百分比/% 掩护 面积/m2 光斑 百分比/% 掩护 面积/m2 右半边视 场边缘 1 0.031 5 1.56 6.3E+03 2.49 1.0E+04 3 0.094 4 2.76 1.1E+04 4.18 1.7E+04 5 0.157 3 2.68 1.1E+04 6.03 2.5E+04 6 0.188 7 2.23 9.0E+03 8.85 3.6E+04
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Jun KOU, Tong YUE, Jipeng ZHANG, Yifan YANG, Wenbing LIU, Yiguo LI, Jie PENG, Mao ZHANG. Comparative experimental study on interference effect of medium wave infrared laser[J]. Journal of Applied Optics, 2024, 45(4): 709
Paper Information
Category: Research Articles
Received: Sep. 21, 2023
Accepted: --
Published Online: Oct. 21, 2024
The Author Email: KOU Jun (319996550@qq.com)
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