Color blindness all variations in human color vision involve the red and green receptors in male eyes. It is very rare for males or females to be "blind" to the blue end of the spectrum. The first scientific paper on the subject of color blindness, "Extraordinary facts relating to the vision of colours", was published by the English chemist John Dalton in 1798 after the realization of his own color blindness. Because of Dalton's work, the general condition has been called "daltonism", although in English this term is now used only for deuteranopia. Color codes present particular problems for those with color
Frederick Field (chemist) was senior partner at the time of his death. He was elected a Fellow of the Royal Society in 1863. In 1876 Field's health began to fail, and after a long illness he died on 3 April 1885. Field wrote forty-three papers on scientific subjects for various periodicals, in addition to one written in conjunction with his brother-in-law, Sir F. A. Abel. Among them are: Frederick Field (chemist) Frederick Field FRS FRSE FCS (2 August 1826 – 3 April 1885) was an English chemist. He was born in Lambeth, London, the second son, by his second wife, of Charles Field,