Fig. 1. (a) Overall system structure diagram and (b) sensor internal structure diagram of AVIRIS-NG
Fig. 2. Optical system of AVIRIS-NG
Fig. 3. Spectral response range of detectors with different materials
Fig. 4. On-board real-time methane mapping of AVIRIS-NG
Fig. 5. SYSIPHE on Do228
Fig. 6. Optical system of Sieleters
Fig. 7. AMMIS
Fig. 8. Optical system of each band:(a)VNIR/SWIR,(b)LWIR,(c)UV
Fig. 9. Classification and identification map of ground elements
Fig. 10. The exterior structure of CA-295
Fig. 11. An imaging diagram in the oblique mode
Fig. 12. Zonal gradient forward motion compensation diagram on focal plane
Fig. 13. Structure diagram of TIER II Plus
Fig. 14. Main motion control loop of TIER II Plus
Fig. 15. The exterior structure of(a)SIRI-4 and(b)MAMS
Fig. 16. System structure diagram of SIRI-4
Fig. 17. SIRI-4 is integrated on the PAV-80 platform
Fig. 18. (a)-(i)Enhanced infrared images of SIRI-4 under different tidal conditions
Fig. 19. Image resolution comparison of thermal drainage detection:(a)infrared image details of SIRI-4,(b)infrared image details of MAMS
仪器名称 | 研制时间 | 光谱范围(μm) | 通道数 | 光谱分辨率(nm) | IFOV(mrad) | FOV(°) |
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AVIRIS-NG | 2013 | 0.38-2.51 | 430 | 5 | 1 | 36 | SYSIPHE | 2013 | VNIR 0.40-1 | 560 | 5 | 0.25 | 15 | SWIR 0.95-2.5 | 6.1 | MWIR 3.0-5.4 | 11 cm-1 | LWIR 8.1-11.8 | 5 cm-1 | AMMIS | 2017 | UV 0.2-0.32/0.32-0.5 | 512 | 0.3-0.5 | 0.5×5 | 40 | VNIR 0.4-0.95 | 256 | 5 | 0.25 | SWIR 0.95-2.5 | 512 | 5 | 0.5 | LWIR 8-10.5 | 64 | 32 | 1 | LWIR 10.5-12.5 | 4 | 500 | 1 |
|
Table 1. A new generation of representative hyperspectral imaging instruments
仪器名称 | 成像波段 | 面阵大小 | 像元尺寸(μm) | IFOV(mrad) | FOV(°) | 重量(kg) | 外形尺寸(mm) |
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CA-295 | 可见 | 5 K×5 K | 10 | 0.008(1270 mm焦距) | 180 | 181.6 | 1244(L)×508(W)×508(H) | 红外 | 2 K×2 K | 25 | 0.02 | TIER II Plus | 可见 | 1 024×1 024 | 9 | 0.005 | - | - | - | 红外 | 640×480 | 20 | 0.01 | SIRI-4 | 红外 | 320×256 | 30 | 1 | 70 | 5 | 195(L) ×138(W)×124(H) |
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Table 2. Typical infrared area-array imaging instrument