Infrared and Laser Engineering, Volume. 54, Issue 2, 20240511(2025)
Large-aperture high dynamic infrared radiation measurement technology based on system thermal radiation differential
Fig. 3. Temperature change of part key structural parts during external calibration
Fig. 4. System response fitting results of different calibration points
Fig. 5. Whole system calibration coefficient and external calibration coefficient precision comparison
Fig. 6. Thermal radiation difference before and after fitting results of external calibration data
Fig. 7. Thermal radiation differential before and affter calibration accuracy
Fig. 8. Optical path diagram of high dynamic calibration accuracy test
Fig. 9. Radiation measurement test scenes at different ambient temperatures
Fig. 10. Measurement error of conventional model under different temperature difference
Fig. 11. Model measurement error under different temperature differences
|
|
Get Citation
Copy Citation Text
Sujun LI, Mu GU, Xiang PENG, Xuefeng LAI, Jinmei ZHOU. Large-aperture high dynamic infrared radiation measurement technology based on system thermal radiation differential[J]. Infrared and Laser Engineering, 2025, 54(2): 20240511
Category:
Received: Nov. 5, 2024
Accepted: --
Published Online: Mar. 14, 2025
The Author Email: