Polarization Bidirectional Reflection Distribution Function of Metal Surfaces Based on Diffuse Reflection Optimization

Fangbin Wang; Long Yi; Feng Wang; Darong Zhu; Jingfa Lei; Qinglei Luan; Yanli Liu

doi:10.3788/AOS202141.1129002

Acta Optica Sinica, Volume. 41, Issue 11, 1129002(2021)

Polarization Bidirectional Reflection Distribution Function of Metal Surfaces Based on Diffuse Reflection Optimization

Fangbin Wang^1,2,4、*, Long Yi^1,2, Feng Wang³, Darong Zhu^1,2,4, Jingfa Lei^1,2,4, Qinglei Luan^1,2, and Yanli Liu^1,2

Author Affiliations

¹School of Mechanical and Electrical Engineering, Anhui Jianzhu University, Hefei, Anhui 230601, China

²Key Laboratory of Construction Machinery Fault Diagnosis and Early Warning Technology, Anhui Jianzhu University, Hefei, Anhui 230601, China

³Key Laboratory of Polarization Imaging Detection Technology in Anhui Province, Hefei, Anhui 230031, China

⁴Key Laboratory of Intelligent Manufacturing of Construction Machinery, Hefei, Anhui 230601, China

show less

Abstract Get PDF(in Chinese)

Figures & Tables(9)

Fig. 1. Geometrical relationship of the BRDF

Download full size

Fig. 2. Schematic diagram of the light reflection on metal surface

Download full size

Fig. 3. Light reflection model of the metal surface

Download full size

Fig. 4. Schematic diagram of multiple reflections on the target surface

Download full size

Fig. 5. DoLP curves of different metals. (a) Copper; (b) aluminum

Download full size

Fig. 6. Diagram of the experimental device

Download full size

Fig. 7. Measurement and simulation results of DoLP at different incident angles. (a) θ_i=30°; (b) θ_i=40°; (c) θ_i=50°

Download full size

Table 1. Parameter inversion results of different models
View table
Table 1. Parameter inversion results of different models
Sample Truth value Referencevalue Ours
n k_m n k_m n k_m
Copper 0.40 2.95 0.54 3.19 0.41 2.86
Aluminum 1.24 6.60 1.37 3.97 1.25 6.58

Table 2. Inversion parameters of different models
View table
Table 2. Inversion parameters of different models
Parameter Gauss Cauchy Reference
n 1.86 2.28 2.07
k_m 2.45 2.76 2.90
σ 0.42 0.70 0.67

Tools

Get Citation

Copy Citation Text

Fangbin Wang, Long Yi, Feng Wang, Darong Zhu, Jingfa Lei, Qinglei Luan, Yanli Liu. Polarization Bidirectional Reflection Distribution Function of Metal Surfaces Based on Diffuse Reflection Optimization[J]. Acta Optica Sinica, 2021, 41(11): 1129002

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites