Optix.eXpert is our new website that aims at connecting optical professionals with employers looking to outsource optics related work. Sign up and fill out a short form to start offering your service!

## Optical constants of OHARA - TIH (Titanate, high-index)

S-TIH6

Wavelength:
µm

(0.37 – 2.4)

### Complex refractive index (*n+ik)*

n
k
LogX
LogY
eV

### Derived optical constants

### Dispersion formula

$$n^2-1=\frac{1.77227611λ^2}{λ^2-0.0131182633}+\frac{0.34569125λ^2}{λ^2-0.0614479619}+\frac{2.40788501λ^2}{λ^2-200.753254}$$### Conditions & Spec sheet

n_absolute: false wavelength_vacuum: false temperature: 25.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -4.43e-06 1.06e-08 -3.14e-11 9.45e-07 1.14e-09 0.303 nd: 1.805181 Vd: 25.425363 glass_code: 805254 density: 3.37 g/cm^{3}thermal_expansion: - temperature_range: -30 70 °C coefficient: 8.9e-06 K^{-1}- temperature_range: 20 300 °C coefficient: 1.07e-05 K^{-1}dPgF: 0.0158 climatic_resistance: 1.0 acid_resistance: 1.0 phosphate_resistance: 1.0

### Comments

Recommended - Lightweight

### References

OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)

See also OHARA glass data sheets