Table 159 (continued) 



451 



RELATIVE SPECTRAL LUMINOSITY FOR THE HUMAN EYE AT VARIOUS 



LUMINANCE LEVELS 



Table 159 A. — Relative spectral luminosity (y\) of the human eye as a function of wave 

 length (X) and log luminance (logioB) 



Column number 



5 6 



10 



(continued) 



SMITHSONIAN METEOROLOGICAL TABLES 



