Physical Properties
| Property | Value |
|---|---|
| V(λ) Reflectance | 3.87% |
| M(λ) Reflectance | 4.48% |
| M/P Ratio | 1.16 |
| L* | 23.45 |
| a* | 1.06 |
| b* | -6.28 |
| Rreflectance | 3.60% |
| Greflectance | 3.83% |
| Breflectance | 5.32% |
| Specularity | 2.99% |
| Roughness | 0.00 |
Radiance Definition
void texfunc pucker
6 puck_dx puck_dy puck_dz pucker.cal -s 4.0
0
1 0.0035
pucker ashik2 sunpower_pvcells
4 0 1 1 .
0
8 0.006995137 0.008994048 0.021037648 0.029284513 0.029518141 0.030717789 100 100
Radiance 6 Spectral Definition
void spectrum _diffuseSpectrum*
0
0
41 360 740
1.0000 0.9333 0.7600 0.6012 0.5006 0.4242
0.3624 0.3139 0.2703 0.2352 0.2097 0.1867
0.1685 0.1552 0.1430 0.1333 0.1261 0.1176
0.1103 0.1042 0.0982 0.0958 0.0921 0.0873
0.0836 0.0812 0.0788 0.0776 0.0715 0.0739
0.0715 0.0655 0.0655 0.0667 0.0606 0.0606
0.0618 0.0630 0.0582
_diffuseSpectrum* plastic sunpower_e20_solar_panel_cell
0
0
5 0.0851 0.0851 0.0851 0.030 0.0000
Download Data
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Rendering Sample
Metadata
Measurement device Spectrophotometer
Surface type PV
Location Manchester, NH, USA
Measured by MIT Sustainable Design Lab
Method Spectrophotometer
Comment Measured by J. Alstan Jakubiec as seen in the paper: Jakubiec, J., & Reinhart, C. (2014). Assessing Disability Glare Potential of Reflections from New Construction: Case Study Analysis and Recommendations for the Future. Transportation Research Record: Journal of the Transportation Research Board, (2449), 114-122.