Letter | Published:

Colour Filters for the 4358-A. Line of the Mercury Discharge Spectrum

Abstract

IN connexion with other work1, experiments have been carried out with the aim of obtaining an improved filter for the 4358-A. line of the mercury discharge spectrum which is of interest for photochemical and spectroscopic investigations.

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References

  1. 1

    Kopal, Z., and Millns, P. Y., “Astronomical Optics and Related Subjects”, 389 (North Holland Pub. Co., Amsterdam, 1956).

  2. 2

    Bowen, E. J., “The Chemical Aspects of Light”, 279 (Clarendon Press, Oxford, 1946).

  3. 3

    Barnes, B. T., and Forsythe, W. E., J. Opt. Soc. Amer., 27, 83 (1937).

  4. 4

    B. T. H. Technical Publication, DL9514–2, edit. 2 (Jan. 1955).

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