Author Affiliations
School of Information and Control Engineering, Xi'an University of Architecture and Technology, Xi'an, Shaanxi 710055, Chinashow less
Fig. 1. Device for measuring the degree of polarization of linearly polarized light
Fig. 2. Device for measuring the degree of polarization of circularly polarized light
Fig. 3. Physical diagram of the experimental device
Fig. 4. Test conditions of Malvern particle size analyzer
Fig. 5. Measurement results of Malvern particle size analyzer
Fig. 6. Types of scattered photons
Fig. 7. Experimental setup for measuring the polarization characteristics of backscattered light
Fig. 8. Experimental setup for measuring the polarization characteristics of forward scattered light
Fig. 9. Relationship between the polarization characteristics of scattered light and the concentration of turbid medium when linearly polarized light is incident
Fig. 10. Types of backscattered photons
Fig. 11. Relationship between the polarization characteristics of scattered light and the concentration of turbid medium when circularly polarized light is incident
Polarized state of incident light | I0°(μω) | I45°(μω) | I90°(μω) | I135°(μω) | P1 | δ /% |
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0° | 1.437 | 0.714 | 0.001 | 0.699 | 0.999 | 0.13 | 30° | 1.229 | 1.213 | 0.238 | 0.083 | 1.001 | 0.85 | 45° | 0.612 | 1.185 | 0.574 | 0.001 | 0.998 | 0.12 | 60° | 0.331 | 1.207 | 0.944 | 0.074 | 1.010 | 1.04 | 90° | 0.002 | 0.757 | 1.501 | 0.639 | 1.001 | 0.04 | 135° | 0.619 | 0.001 | 0.689 | 1.297 | 0.992 | 0.77 |
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Table 1. Polarization error results of linearly polarized light
Polarized state of incident light | IR(μω) | IL(μω) | P1 | δ /% |
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Right-handed circularly polarized light | 1.151 | 0.004 | 0.993 | 0.69 | Left-handed circularly polarized light | 0.003 | 1.293 | 0.995 | 0.46 |
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Table 2. Polarization error results of circularly polarized light
Relative particle size | Scattering type |
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α≤ | Rayleigh scattering | <α≤50 | Mie scattering | α>50 | Geometric optics category |
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Table 3. Relationship between relative particle size and scattering type