Asphalt

Physical Properties

Property	Value
V(λ) Reflectance	16.40%
M(λ) Reflectance	14.59%
M/P Ratio	0.89
L*	47.20
a*	1.20
b*	6.35
R_reflectance	18.03%
G_reflectance	16.13%
B_reflectance	13.05%
Specularity	0.00%
Roughness	0.30

Radiance Definition

void plastic asphalt
0
0
5 0.1803 0.1613 0.1305 0.0000 0.3000

Radiance 6 Spectral Definition

void spectrum _diffuseSpectrum*
0
0
41 360 740
    0.5063 0.5253 0.5491 0.5723 0.5970 0.6229
    0.6487 0.6741 0.6962 0.7136 0.7289 0.7421
    0.7532 0.7674 0.7832 0.7985 0.8143 0.8275
    0.8418 0.8571 0.8713 0.8840 0.8961 0.9077
    0.9156 0.9246 0.9330 0.9393 0.9462 0.9536
    0.9573 0.9636 0.9689 0.9752 0.9821 0.9879
    0.9931 0.9963 1.0000

_diffuseSpectrum* plastic asphalt
0
0
5 0.1896 0.1896 0.1896 0 0.3000

Download Data

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Rendering Sample

Metadata

Measurement device Spectrophotometer

Surface type Exterior Floor

Location Toronto, ON, Canada

Measured by Design for Climate and Comfort Lab

Method Spectrophotometer

Comment Measurements taken surrounding the University of Toronto by work study students Kate Kazimowicz and Matthew Wong on 7 June, 2019