Refractometric parameters of several atmospheric gases have been precisely determined at 633 nm with an uncertainty approaching ±2 parts per 104, and these parameters, together with an examination of the validity of the Lorentz–Lorenz formula when applied to air, are discussed.
© 1991 Optical Society of America
Original Manuscript: October 2, 1989
Manuscript Accepted: November 2, 1990
Published: April 1, 1991
Keith P. Birch, "Precise determination of refractometric parameters for atmospheric gases," J. Opt. Soc. Am. A 8, 647-651 (1991)