Sample

Average Roughness

Specular

Diffuse

Total

Optical Reflectance

Relative Intensity

Computed Specular

Ra (μm)

Reflectance

Reflectance

Reflectance

Sigma (μm)

I_RS

Reflectance I_RS × 61.418

SSPN

0.025

52.61

6.64

59.25

0.025

0.72857

44.75

SSDN

0.024

55.16

2.40

57.56

0.025

0.72857

44.75

SSOP

0.153

12.56

31.14

43.71

0.153

0.00001

0.0006

X₁

-

-

-

-

0.100

0.00630

0.3869

X₂

-

-

-

-

0.075

0.05784

3.552

X₃

-

-

-

-

0.0125

0.92388

56.743