Optical constants of BK matching liquid
Cargille

Wavelength: µm

(0.31 – 1.55)

Derived optical constants

logX logY eV

Dispersion formula [ i ]

$$n=1.502787+455872.4\text{×}10^{-8}λ^{-2}+9.844856\text{×}10^{-5}λ^{-4}$$

Conditions & Spec sheet

temperature: 25 °C

Comments

25 °C

References

CARGILLE BK7 matching liquid characteristics. August 10, 2004

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

Index-matching materials

An index-matching material is usually used to create an optical contact with minimum reflection between optical components.

External links

Index-matching material - Wikipedia

RefractiveIndex.INFO

Refractive index database

Optical constants of BK matching liquid
Cargille

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 ]

Conditions & Spec sheet

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

Index-matching materials

External links

Optical constants of BK matching liquidCargille

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 ]

Conditions & Spec sheet

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

Index-matching materials

External links

Optical constants of BK matching liquid
Cargille