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Optical constants of OHARA - TIH (Titanate, high-index)
S-TIH3

Wavelength: µm
 (0.37 – 2.4)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.64797648λ^2}{λ^2-0.0121917693}+\frac{0.267261917λ^2}{λ^2-0.0597893039}+\frac{2.19772845λ^2}{λ^2-192.15834}$$

Comments

Recommended - Lightweight

Data

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

Additional information

n_is_absolute: false
λ_is_vacuum: false
temperature: 25.0 °C
coefficients_of_thermal_dispersion: -1.99e-06 1.19e-08 -3.46e-11 8.53e-07 1.06e-09 0.297
n_d: 1.739998
V_d: 28.296005
glass_code: 740283
glass_status: standard
density: 3.11 g/cm3
coefficient_of_thermal_expansion_1: 8.5e-06 K-1
coefficient_of_thermal_expansion_2: 1e-05 K-1
ΔP_gF: 0.0122
climatic_resistance: 1.0
acid_resistance: 1.0
phosphate_resistance: 1.0

References

1) OHARA optical glass datasheets 2015-12-01
2) OHARA Zemax catalog 2015-12-01

More info - wiki

Ohara Group is an international group of companies with headquarters in Japan and subsidiaries in Japan (Ohara, Inc.), United States (Ohara Corporation), and Germany (Ohara, GmbH). Ohara manufactures optical and electronic products and also offers measurement services, in particular measurement of refractive indices of solids and liquids.

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