lightAdaptedPupilSize.WatsonAndYellott {CVD} | R Documentation |
lightAdaptedPupilSize.WatsonAndYellott
computes the pupil
diameter ranges from Watson A. B., Yellott J. I. (2012).
lightAdaptedPupilSize.WatsonAndYellott(L=NULL, a=NULL, y=NULL, y0=NULL, e=NULL)
L |
luminance in cd m^-2 |
a |
area in deg^2 |
y |
age in years |
y0 |
reference age |
e |
number of eyes (1 or 2) |
PupilSize |
Pupil size in mm |
Jose Gama
Watson A. B., Yellott J. I. (2012). A unified formula for light-adapted pupil size. Journal of Vision, 12(10):12, 1–16. http://www.ncbi.nlm.nih.gov/pubmed/23012448
# Pupil diameter in mm for luminance = 1 cd m^-2, field diameter = 30 degrees,
# age=45, estimated reference age = 28.58, eyes = 2
## Not run: lightAdaptedPupilSize.WatsonAndYellott(1,30^2,45,28.58,2)