As for the spectral reflectance, it is what is also prescribed in JIS Z8105, where {TAIL ~ the reflectance} of {HEAD ~ light} of a specific wavelength region is usually expressed by percentage 
As for the spectral reflectance , it is what is also prescribed in JIS Z8105 , where { TAIL ~ the reflectance } of { HEAD ~ light } of a specific wavelength region is usually expressed by percentage
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH