TIH11 by Ohara

Obsolete Unknown Environmentally Dangerous
Refractive Index vs Wavelength
Refractive Index Calculator
Valid range: 0.334–2.325 µm
dn/dλ vs Wavelength
dn/dλ Calculator
Valid range: 0.334–2.325 µm
Abbe Number Calculator
Transmission vs Wavelength

No transmission data available.

Optical Properties
Refractive Index (nd) 1.784723
Abbe Number (Vd) 25.677885
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{3.05476 - 0.0133018\,\lambda^2 + 0.0392954\,\lambda^{-2} + 0.00282243\,\lambda^{-4} - 0.00017709\,\lambda^{-6} + 2.65366 \times 10^{-5}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K)
TCE 100/300°C (10-6/K)
Thermal Conductivity (W/mK)
Heat Capacity (J/gK)
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 25\,°\text{C}$$
Physical Properties
Density (g/cm³)
Relative Cost
Mechanical Properties
Young's Modulus (GPa)
Poisson's Ratio
Knoop Hardness (kgf/mm²)
Chemical Resistance
Climatic Resistance
Stain Resistance
Acid Resistance
Alkali Resistance
Phosphate Resistance
Similar Glasses (Other Manufacturers)
Glass Manufacturer nd Vd
N-SF11 Schott 1.78472 25.68
SF11W Sumita 1.78472 25.7
SF11 Sumita 1.78472 25.7
FD11 Hoya 1.784715 25.704276
FD110 Hoya 1.78472 25.72
H-ZF13 CDGM 1.78472 25.720045
H-ZF13GT CDGM 1.78472 25.720045
ZF13 CDGM 1.784724 25.754051
SF11 Schott 1.78472 25.76
D85-25 Corning 1.784752 25.799504
Similar Glasses (Ohara)
Glass Manufacturer nd Vd
S-TIH11 Ohara 1.784723 25.683446
PBH11 Ohara 1.784718 25.712726
PBH11W Ohara 1.784718 25.712726
PBH23W Ohara 1.784702 26.216753
PBH23 Ohara 1.784702 26.216753
S-TIH23 Ohara 1.784696 26.291221
TIH23 Ohara 1.784696 26.29817
S-NPH7 Ohara 1.7783 23.911598
PBH6 Ohara 1.805177 25.435012
PBH6W Ohara 1.805177 25.435012
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