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Optical constants of TiO₂ (Titanium dioxide, Rutile)

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Optical constants of TiO2 (Titanium dioxide, Rutile)
Option:
Wavelength: µm  (0.43~1.53)
Refractive index

Refractive index - Wikipedia

n = 2.61423

Chromatic dispersion

Dispersion (optics) - Wikipedia

dn/dλ = -0.781 µm-1

Abbe numbers

Abbe number - Wikipedia

Vd = 9.87

Ve = 9.81

Formulae    Abbe diagram

[ Figure: Refractive index of TiO2 (Titanium dioxide, Rutile) ]
Dispersion formula
$$ n^2 = 5.913 + \frac{0.2441}{λ^2-0.0803} $$

C

n = sqrt( 5.913 + 0.2441/(pow(x,2)-0.0803) )

Fortran

n = SQRT( 5.913 + 0.2441/(x**2-0.0803) )

Visual Basic

n = SQRT( 5.913 + 0.2441/(x**2-0.0803) )

Expressions for n

Conditions

Room temperature

References

- J. R. Devore. Refractive Indices of Rutile and Sphalerite, J. Opt. Soc. Am. 41, 416-419 (1951) doi:10.1364/JOSA.41.000416

Reflection calculator
Angle of incidence (0~90°): 
Direction: in out
Reflectance (at 0.5876 µm)

Fresnel equations - Wikipedia

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

Reflection phase

ɸ = ...°
ɸS = ...°
ɸP = ...°

Brewster's angle

Brewster's angle - Wikipedia

θB = ...°

Critical angle

Total internal reflection - Wikipedia

θC = ...°

More info ( wiki )

Titanium dioxide, TiO2

Other names

Titanium(IV) oxide, Titania

Mineral

Rutile

External links

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