Colorimetry (American English) or Colourimetry (British English; see spelling differences) is the science and technology used to quantify and describe physically the human color perception ..olorimetry (American English) or Colourimetry (British English; see spelling differences) is the science and technology used to quantify and describe physically the human color perception ..
Madison, Pennsylvania. For townships in Pennsylvania with similar names, see Madison Township, Pennsylvania (disambiguation). Madison is a borough in Westmoreland County, Pennsylvania, United States. The population was 397 at the 2010 census. The borough was named for James Madison, 4th President of the United States.
Madison is located in the 11th Congressional District and is part of New Jersey's 27th state legislative district. Prior to the 2011 reapportionment following the 2010 Census, Madison had been in the 21st state legislative district.