Refractive index of C2H5OH (Ethanol)

Optical constants of C₂H₅OH (Ethanol)
Rheims et al. 1997: n 0.477–0.83 µm

Wavelength: µm

(0.4765–0.83)

Complex refractive index (n+ik)[ i ]

Derived optical constants

Dispersion formula [ i ]

$$n=1.35265+0.00306λ^{-2}+0.00002λ^{-4}$$

Comments

20 ℃

References

J. Rheims, J Köser and T Wriedt. Refractive-index measurements in the near-IR using an Abbe refractometer, Meas. Sci. Technol. 8, 601-605 (1997)

Data

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

Optical transmission calculator

Wavelength: µm
Thickness:
Calculation method:

Transmittance[ i ]

T =

LogX LogY eV

Reflection calculator

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

Reflectance[ i ]

P-polarized

R_P =

S-polarized

R_S =

Non-polarized (Rp+Rs)/2

R =

R_P R_S R LogY

Reflection phase[ i ]

ɸ_P = °
ɸ_S = °

Brewster's angle[ i ]

θ_B = °

Critical angle[ i ] [ i ]

θ_C = °

INFO

Ethanol, C₂H₆O

Chemical formula

C₂H₅OH

Other names

Ethyl alcohol
Grain alcohol
Pure alcohol
Hydroxyethane
Drinking alcohol
Ethyl hydrate

RefractiveIndex.INFO

Optical constants of C₂H₅OH (Ethanol)
Rheims et al. 1997: n 0.477–0.83 µm

Complex refractive index (n+ik)[ i ]

Refractive index[ i ]

Extinction coefficient[ i ]

Derived optical constants

Relative permittivity (dielectric constants)[ i ] [ i ]

Absorption coefficient[ i ] [ i ]

Abbe number[ i ]

Chromatic dispersion[ i ]

Group index[ i ] [ i ]

Group velocity dispersion[ i ] [ i ] [ i ]

Dispersion formula [ i ]

Comments

References

Data

Optical transmission calculator

Transmittance[ i ]

Reflection calculator

Reflectance[ i ]

P-polarized

S-polarized

Non-polarized (Rp+Rs)/2

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

INFO

Ethanol, C₂H₆O

Chemical formula

Other names

External links

Optical constants of C2H5OH (Ethanol)Rheims et al. 1997: n 0.477–0.83 µm

Complex refractive index (n+ik)[ i ]

Refractive index[ i ]

Extinction coefficient[ i ]

Derived optical constants

Relative permittivity (dielectric constants)[ i ] [ i ]

Absorption coefficient[ i ] [ i ]

Abbe number[ i ]

Chromatic dispersion[ i ]

Group index[ i ] [ i ]

Group velocity dispersion[ i ] [ i ] [ i ]

Dispersion formula [ i ]

Comments

References

Data

Optical transmission calculator

Transmittance[ i ]

Reflection calculator

Reflectance[ i ]

P-polarized

S-polarized

Non-polarized (Rp+Rs)/2

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

INFO

Ethanol, C2H6O

Chemical formula

Other names

External links

Optical constants of C₂H₅OH (Ethanol)
Rheims et al. 1997: n 0.477–0.83 µm

Ethanol, C₂H₆O