• Infrared and Laser Engineering
  • Vol. 49, Issue 6, 20190412 (2020)
Hongyan Zhuo1, Zhiqiang Liu1, Wen Peng1, Peng Ye2, and Zhihui Liu2
Author Affiliations
  • 1中国工程物理研究院应用电子学研究所,四川 绵阳 621900
  • 2四川九洲电器集团有限责任公司,四川 绵阳 621000
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    DOI: 10.3788/IRLA20190412 Cite this Article
    Hongyan Zhuo, Zhiqiang Liu, Wen Peng, Peng Ye, Zhihui Liu. Design and application of electromagnetic shielding of optical detection system[J]. Infrared and Laser Engineering, 2020, 49(6): 20190412 Copy Citation Text show less
    Shielding property and transmittance of different width of metal line. (a)Shielding property; (b)transmittance
    Fig. 1. Shielding property and transmittance of different width of metal line. (a)Shielding property; (b)transmittance
    Characters of optical spectrum of different optical window
    Fig. 2. Characters of optical spectrum of different optical window
    Target image of UAV with clear sky background at 3.4 km (FOV: 8°×5.3°)
    Fig. 3. Target image of UAV with clear sky background at 3.4 km (FOV: 8°×5.3°)
    Target image of UAV at 3.4 km after processing
    Fig. 4. Target image of UAV at 3.4 km after processing
    No.Type of optical windowShielding property /dB(2.4 GHz± 100 MHz) Shielding property /dB(1 GHz± 100 MHz)
    1165 mesh6548.5
    2100 mesh5159
    385 mesh6059.5
    4ITO coating3232
    5General window20
    Table 1. Test results of shielding property of different optical windows
    Hongyan Zhuo, Zhiqiang Liu, Wen Peng, Peng Ye, Zhihui Liu. Design and application of electromagnetic shielding of optical detection system[J]. Infrared and Laser Engineering, 2020, 49(6): 20190412
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