RefractiveIndex.INFO

Refractive index database


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Optical constants of Air
Peck and Reeder 1972: n 0.185-1.7 µm

Wavelength: µm
 (0.185 – 1.7)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula

$$n-1=8.06051\text{×}10^{-5}+\frac{2.480990\text{×}10^{-2}}{132.274-λ^{-2}}+\frac{1.74557\text{×}10^{-4}}{39.32957-λ^{-2}}$$

Conditions & Spec sheet

n_absolute: true
wavelength_vacuum: true
temperature: 15 °C
pressure: 101325 Pa

Comments

Standard air: dry air at 15 °C, 101.325 kPa and with 450 ppm CO2 content.

References

E. R. Peck and K. Reeder. Dispersion of air, J. Opt. Soc. Am. 62, 958-962 (1972)

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

Air

External links