New symmetry and beauty in the Truth of colour on March 08, 2018 colour theory Poradin-Heffron Law RGB subjective prismatic observations +
Collaboration Day 9 on March 16, 2017 Descartes diffraction longitudinal spectral distribution Newton's rings theory of the rainbow +
Collaboration Day 8 on March 01, 2017 Descartes diffraction experimentum crucis longitudinal propagation longitudinal spectral distribution objective prismatic experiments Snell's law subjective prismatic experiment +
Collaboration Day 6 on February 11, 2017 Alexander's Dark Band Descartes Goethe objective prismatic experiments rainbow subjective prismatic experiment +
Collaboration Day 4 on September 11, 2016 Alexander's Dark Band Descartes double rainbow primary rainbow secondary rainbow +
Collaboration Day 2 on September 06, 2016 atmospheric optics rainbow refraction subjective prismatic experiment +
Collaboration Day 1 on July 26, 2016 double concave lens double convex lens prism prismatic `experiments rainbow ray of light refraction ROYGBV spectral colours subjective prismatic experiment VBGYOR +
As of today I'll write only for you—young, smart and truthful physicist. on May 29, 2016 Newton's rings plano-convex lens spectral colours subjective prismatic experiment +