 // Material Name:
Diffuse e=0.7 @ 0.65 µm
 // Record creation date and time:
07/06/2011 14:04:03
 7.00000000000000E-0001 // Total emissivity;
 1.00000000000000E+0000 // Diffusity;
1 // Number of wavelengths;
 // SPECTRAL HEMISPHERICAL REFLECTANCE:
   0.6500 0.3000
 // COMMENTS:
Example from: 
R. E. Bedford and C. K. Ma, "Emissivities of Diffuse Cavities: Isothermal and 
Nonisothermal Cones and Cylinders," J. Opt. Soc. Am., v. 54, 3, 339-349 (1974)
