Acta Photonica Sinica, Volume. 49, Issue 3, 0322002(2020)
Design of Co-aperture Wide Spectrum Compound Eye Optical System
Figures & Tables(21)
Fig. 1. The difference in image plane position of the sub-eye optical system
Table 1. The parameters of the sub-eye lens
View tableView in ArticleTable 1. The parameters of the sub-eye lens
Visible LWIR Wave 0.38~0.76 μm 8~12 μm Focal length 5 mm F/# 3 Field of view 10° Δ l ′/mm0
Table 2. Sub-eye lens initial structure parameter
View tableView in ArticleTable 2. Sub-eye lens initial structure parameter
R /mmd /mmG n λ 1n λ 2Δ n l ′m Δ l ′12.309 0.871 BAF2 1.474 1.423 0.051 2.838 -0.345 -3.518 0.200 -2.435 0.600 PBF2 1.766 1.668 0.102 -2.184 0.290 3.721 0.985 3.275 0.760 CSBR 1.697 1.664 0.033 2.886 -0.140 -5.487
Table 3. Dual-band sub-eye system parameters
View tableView in ArticleTable 3. Dual-band sub-eye system parameters
Surf: type Radius/mm Thickness/mm Glass Standard 1.73 0.70 BAF2 Standard -11.49 0.20 Standard -13.09 0.50 PBF2 Binary 2 15.28 0.10 Standard 1.24 0.60 CSBR Standard 0.80 2.9218
Table 4. Diffractive surface coefficient of sub-eye
View tableView in ArticleTable 4. Diffractive surface coefficient of sub-eye
Surf: type Surface Norm radius 2nd coefficient 4th coefficient 8th coefficient Binary 2 4 1 -14.386 3 -2.623 8 2.040 3
Table 5. Receiving system technical parameters
View tableView in ArticleTable 5. Receiving system technical parameters
Visible LWIR Wave 0.38~0.76 μm 8~12 μm Focal length 4 mm Field of view 80° F /#3 Pixel 1 024×768 256×256 Pixel size 3.5 μm×3.5 μm 25 μm×25 μm
Table 6. Dual-band compound eye receiving system parameter
View tableView in ArticleTable 6. Dual-band compound eye receiving system parameter
Surf:type Radius/mm Thickness/mm Glass Co-pathlens Standard 26.40 5.00 CAF2 Standard 6.88 5.00 Standard -22.83 6.00 ZNS_BROAD Standard -23.82 2.00 Standard -22.96 4.50 ZNS_BROAD Binary 2 -41.18 3.90 Infinity 4.50 ZNS_BROAD Infinity 4.50 Visible lens Infinity 2.29 Standard 8.83 2.09 BEO Standard -14.07 9.11 LWIR lens Infinity 2.00 Binary 2 -40.60 4.40 GERMANIUM Standard 50.89 9.24
Table 7. Diffractive surface coefficient of receive system
View tableView in ArticleTable 7. Diffractive surface coefficient of receive system
Surf: type Surface Norm radius 2nd coefficient 4th coefficient 8th coefficient Binary 2 6 9 2.5 3 32.02 -19.00 -9.81 0.23 2.98 0.42
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Yang CHEN, Ming GAO, Xue-lei HU, Xi-bin ZHANG, Yang JIAO. Design of Co-aperture Wide Spectrum Compound Eye Optical System[J]. Acta Photonica Sinica, 2020, 49(3): 0322002
Paper Information
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Received: Oct. 22, 2019
Accepted: Dec. 24, 2019
Published Online: Apr. 24, 2020
The Author Email: GAO Ming (minggao1964@163.com)
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