The electromagnetic spectrum visible to the human eye occupies approximately one octave, from 380nm to 760nm (1nm = 107nm). (See Figure 1.) The way the human visual system perceives light is by ...

Colorimetry is, as the name suggests, the study of color. The technique differs from spectroscopy, which measures spectral output across a range of wavelengths, as it is concerned with how color is ...

Having immediate access to clean freshwater is often taken for granted. The different stages of treatment that raw water from streams, rivers and lakes experiences to make sure a plentiful supply of ...

Industrial courses for the color imaging community will be offered June 4–7 by Rochester Institute of Technology’s Munsell Color Science Laboratory, part of the Chester F. Carlson Center for Imaging ...

We are currently developing Super Hi-Vision (SHV) as a future television system that will provide a significantly better viewing experience than the systems used today. There is no doubt that demand ...

IT is claimed in the G.E.C. Journalof February that during last year very satisfactory progress was made in developing various types of technique for improving electric discharge lamps. Unsolved ...