Optical constants of CH₃OH (Methanol)
El-Kashef 2000: n 0.4-0.8 µm

Wavelength: µm

(0.4 – 0.8)

Derived optical constants

logX logY eV

Dispersion formula [ i ]

$$n=1.294611+12706.403\text{×}10^{-6}λ^{-2}$$

Comments

25 °C

References

H. El-Kashef. The necessary requirements imposed on polar dielectric laser dye solvents, Physica B: Condensed Matter 279, 295-301 (2000)

Data

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

Optical transmission calculator

Thickness:
Calculation method:

Transmittance (at µm)[ i ]

T =

logX logY eV

Reflection calculator

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

Reflectance (at µm)[ i ]

R_S = (S-polarized)
R_P = (P-polarized)
R = (non-polarized, (R_S+R_P)/2 )

Reflection phase[ i ]

ɸ = °
ɸ_S = °
ɸ_P = °

Brewster's angle[ i ]

θ_B = °

Critical angle[ i ] [ i ]

θ_C = °

INFO

Methanol, CH₄O

Chemical formula

CH₃OH or MeOH

Other names

Hydroxymethane
Methyl alcohol
Methyl hydrate
Methyl hydroxide
Methylic alcohol
Methylol
Wood alcohol

RefractiveIndex.INFO

Refractive index database

Optical constants of CH₃OH (Methanol)
El-Kashef 2000: n 0.4-0.8 µm

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 (at µm)[ i ]

Reflection calculator

Reflectance (at µm)[ i ]

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

INFO

Methanol, CH₄O

Chemical formula

Other names

External links

Optical constants of CH3OH (Methanol)El-Kashef 2000: n 0.4-0.8 µm

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 (at µm)[ i ]

Reflection calculator

Reflectance (at µm)[ i ]

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

INFO

Methanol, CH4O

Chemical formula

Other names

External links

Optical constants of CH₃OH (Methanol)
El-Kashef 2000: n 0.4-0.8 µm

Methanol, CH₄O