Acta Photonica Sinica, Volume. 51, Issue 9, 0906003(2022)
Multi-aperture High Resolution Imaging Technology Based on Plastic Imaging Fiber Array
Figures & Tables(14)
Fig. 1. Schematic of imaging fiber array image transmission system
Fig. 7. Resolution test image of optical fiber array monitoring system
Fig. 8. Experimental results of optical fiber array monitoring system
Table 1. Design parameters of surveillance lens
View tableView in ArticleTable 1. Design parameters of surveillance lens
Parameter Value Focal length/mm 10.0~10.5 F number 6.4 Central wavelength/nm 550 Field of view angle/（°） 88 Back focal length/mm >5 Total length of optical system/mm <170
Table 2. Design parameters of micro lens
View tableView in ArticleTable 2. Design parameters of micro lens
Parameter Value Focal length/mm 5.2~5.8 F number 5.6 Central wavelength/nm 550 Field of view angle/（°） 38 Back focal length/mm >0.5 Total length of optical system/mm <15
Table 3. Structural parameters of microlens
View tableView in ArticleTable 3. Structural parameters of microlens
Surf Type Radius/mm Thickness/mm Glass k A2 A4 A6 OJB 2.7 1 Even asphere 2.047 3 PMMA -4.226 0.041 0.017 -0.003 578 2 2.5 3 Even asphere 3.322 3.5 PMMA -80.856 0.22 0.193 -0.308 4 1 IMA -
Table 4. Structural parameters of lens
View tableView in ArticleTable 4. Structural parameters of lens
Surf Type Radius/mm Thickness/mm Glass OJB Standard Infinity 1 300 1 Standard 93.17 4 H⁃LAK2 2 Standard 17.947 9 3 Standard -276 8.5 H⁃ZF3 4 Standard -21.59 3 H⁃LAK2 5 Standard 31.5 63 6 Standard 21 9.5 H⁃LAK2 7 Standard 11.5 9.5 H⁃BAK4 8 Standard -17.73 1.5 9 Standard -14.454 1.5 H⁃ZF3 10 Standard -37.1 1 STO Standard Infinity 35 12 Standard 39.036 5.5 H⁃BAK4 13 Standard -16 1.7 14 Standard -13.5 10 H-ZF3 15 Standard -27.2 5.755 IMA Standard Infinity —
Table 5. Results of Monte Carlo tolerance analysis
View tableView in ArticleTable 5. Results of Monte Carlo tolerance analysis
Percentage of monte Carlo samples MTF 98% 0.447 705 82 90% 0.523 852 68 80% 0.553 833 89 50% 0.598 167 63 20% 0.628 431 73
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Xiaorui DU, Huangrong XU, Wenlong LI, Zhengquan HE, Depeng KONG. Multi-aperture High Resolution Imaging Technology Based on Plastic Imaging Fiber Array[J]. Acta Photonica Sinica, 2022, 51(9): 0906003
Paper Information
Category: Fiber Optics and Optical Communications
Received: Dec. 28, 2021
Accepted: Apr. 2, 2022
Published Online: Oct. 26, 2022
The Author Email: DU Xiaorui (duxiaorui@opt.cn)
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