CIE2008 luminous efficiency function (2-deg) (photopic human vision)
Source:R/spectral.data.r
CIE2008_lef2deg.spct.Rd
A dataset containing the wavelengths at a 1 nm interval. Tabulated values for quantum luminous efficiency according to CIE2008 for 2 degrees.
References
http://www.cvrl.org/ downloaded on 2015-01-24