Psychtoolbox-3

Psychophysics Toolbox Version 3 (PTB-3) is an open-source set of Matlab and GNU Octave functions for vision and neuroscience research. It makes it easy to synthesize and show accurately controlled visual and auditory stimuli and interact with the observer. Some of its functionality is available as part of Python toolkits like PsychoPy. For licenses, commercial support and services visit psychtoolbox.net. Follow us on Mastodon, BlueSky, or Twitter @psychtoolbox

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srLserconelog

>Psychtoolbox>PsychColorimetricData>StockmanRiderNomogram>srFunctions

y = srLserconelog(nm, Lshift)

Returns the codon 180 serine variant L cone photopigment absorbance Fourier fit.

Adopted by Claude AI and DHB from Stockman-Rider paper and Python code.

See also StockmanRiderDemo, srLMSconelog, srLconelog

Path   Retrieve current version from GitHub | View changelog
Psychtoolbox/PsychColorimetricData/StockmanRiderNomogram/srFunctions/srLserconelog.m

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Last updated on August 13, 2026