Umboniso Poster Isihloko se-Optics kunye neChromatic sibhekisa kwingxoxo mpikiswano phakathi kweGoethe neNewton ngohlobo lwemibala. Ingxoxo-mpikiswano imelwe kukungqubana kwezi ndlela zimbini zoonobumba: enye iyabalwa, ijiyometri, enemijikelezo ebukhali, enye ixhomekeke kumdlalo obonisa izithunzi ezimibalabala. Ngo-2014 olu luyilo lusebenza njengesigubungelo sooMdwebi wePantone Plus Series.

