Vos & Walraven (1971) 2-deg cone fundamentals

Data key

Columns

Quantal

1. Wavelength (nm)
2. log L-cone spectral sensitivity
3. log M-cone spectral sensitivity
4. log S-cone spectral sensitivity

Energy

1. Wavelength (nm)
2. log L-cone spectral sensitivity
3. log M-cone spectral sensitivity
4. log S-cone spectral sensitivity

 

Notes

The Vos and Walraven cone fundamentals were obtained from the following transformations

 

 

,

 where ,  and  are the Judd, Vos modified CIE, XYZ 2-deg color matching functions.

Judd, Vos modified CIE, XYZ color matching functions.

See Vos and Walraven (1971), Walraven (1974) and Vos (1978)

Note that  L(λ)+M(λ)+S(λ) = V(λ).

References

Vos, J. J. & Walraven, P. L. (1971). On the derivation of the foveal receptor primaries. Vision Research, 11, 799-818.

Vos, J. J. (1978). Colorimetric and photometric properties of a 2-deg fundamental observer. Color Research and Application, 3, 125-128.

Walraven, P. L. (1974). A closer look at the tritanopic confusion point. Vision Research, 14, 1339-1343.