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Optical constants of Au (Gold)
Rakić 1998 - n,k 0.2066-12.40 µm

Wavelength: µm
 (0.2066 – 12.4)  
 

Refractive index[ i ]

n =

Extinction coefficient[ i ]

k =

Other optical constants


Dielectric constants[ i ]

ϵ1 =
ϵ2 =

Absorption coefficient[ i ]   [ i ]

α = cm-1

Chromatic dispersion[ i ]

dn/dλ = µm-1
n   k   log   eV

Comments

Fit of the experimental data from several sources to Brendel-Bormann (BB) model

Data

[CSV - comma separated]   [TXT - tab separated]   [Full database record]

References

A. D. Rakić, A. B. Djurišic, J. M. Elazar, and M. L. Majewski. Optical properties of metallic films for vertical-cavity optoelectronic devices, Appl. Opt. 37, 5271-5283 (1998)

Optical transmission calculator

Thickness: 
Calculation method: 

Transmittance (at  µm)[ i ]

T =

Reflection calculator

Angle of incidence (0~90°): 
Direction: in out

Reflectance (at µm)[ i ]

RS = (S-polarized)
RP = (P-polarized)
R = (non-polarized, (RS+RP)/2 )

Reflection phase[ i ]

ɸ = °
ɸS = °
ɸP = °

Brewster's angle[ i ]

θB = °

Critical angle[ i ]   [ i ]

θC = °

More info - wiki

Gold, Au

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