Chinese Optics, Volume. 17, Issue 5, 1162(2024)
Visible polarized reflection of target material surface based on improved Blinn masking function
Fig. 2. Light reflection process on the surface of typical target materials
Fig. 6. The effect of view angle on DoLP of different materials when the incident angle is 50°
Fig. 7. DoLP distribution of typical target surface materials in 2 under different incident angles不同入射角下典型目标表面材料在2空间内的DoLP分布
Fig. 8. Comparison between simulated and measured values of target surface materials at different incidence angles
Fig. 9. Effect of observation angle and relative azimuth on DoLP of different materials
Fig. 10. DoLP variation curves with relative azimuth at an incident angle of 50° and an observation angle of 50°
Fig. 11. Relationship curves between wavelength and degree of linear polarization of different target materials
Table 1. Inversion results of different target material parameters
View tableView in ArticleTable 1. Inversion results of different target material parameters
样品 参数 $n$ $ n' $ $ \sigma $ $ c $ ${\rho _0}$ ${R_\infty }$ 聚丙烯塑料板 1.471 0.698 0.325 0.552 0.517 0.6643 99氧化铝陶瓷板 1.713 0.596 0.283 0.732 0.4885 0.467 铁板 2.836 3.277 0.3612 0.485 0.568 0.6942 绿漆铝板 1.318 0.335 0.227 0.906 0.3715 0.359
Table 2. Root mean square error of DoLP simulation values and actual measurements for three models at an incident angle of 50° and a relative azimuth angle of 180°
View tableView in ArticleTable 2. Root mean square error of DoLP simulation values and actual measurements for three models at an incident angle of 50° and a relative azimuth angle of 180°
样品 RMSE1 RMSE2 RMSE3 百分比/% 聚丙烯塑料板 0.0936 0.0486 0.0275 70.61%43.41% 99氧化铝陶瓷板 0.0426 0.0274 0.0187 56.1%31.75% 铁板 0.0504 0.0316 0.0223 55.75%29.43% 绿漆铝板 0.0285 0.0188 0.0129 54.73%31.38%
Table 3. Root mean square error of DoLP simulation values and actual measurements for three models at an incident angle of 60° and a relative azimuth angle of 180°
View tableView in ArticleTable 3. Root mean square error of DoLP simulation values and actual measurements for three models at an incident angle of 60° and a relative azimuth angle of 180°
样品 RMSE1 RMSE2 RMSE3 百分比/% 聚丙烯 塑料板 0.0831 0.0548 0.0312 62.45% 43.07% 99氧化铝 陶瓷板 0.0573 0.0388 0.0228 60.21% 41.23% 铁板 0.0642 0.0402 0.0246 53.89% 38.81% 绿漆铝板 0.0368 0.0249 0.0178 51.63% 28.51%
Table 4. Root mean square error of DoLP simulation and measurement values for three models at an incident angle of 50° and an observation angle of 50°
View tableView in ArticleTable 4. Root mean square error of DoLP simulation and measurement values for three models at an incident angle of 50° and an observation angle of 50°
样品 RMSE1 RMSE2 RMSE3 百分比/% 聚丙烯 塑料板 0.0613 0.0484 0.0289 52.85% 40.29% 99氧化铝 陶瓷板 0.0419 0.0295 0.0215 48.69% 27.12% 铁板 0.0377 0.0281 0.0196 48.01% 30.24% 绿漆铝板 0.0254 0.0182 0.0137 46.06% 24.73%
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Cheng-lin LIU, Jun-tong ZHAN, Su ZHANG, Chao WANG, Qiang FU, Ying-chao LI, Jin DUAN, Hui-lin JIANG. Visible polarized reflection of target material surface based on improved Blinn masking function[J]. Chinese Optics, 2024, 17(5): 1162
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Received: Dec. 3, 2023
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Published Online: Dec. 31, 2024
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