TIFN5 by Schott

Obsolete Unknown Environmentally Dangerous

TIFN5 by Schott is an obsolete optical glass. It transmits from 0.36 to 2.33 µm with an nd of 1.593555 and a Vd of 35.514529. It has medium thermal expansion (CTE of 9.0×10⁻⁶/K) and dangerous environmental properties.

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
Transmission Calculator
Valid wavelength range: 0.365–2.325 µm
Optical Properties
Refractive Index (nd) 1.593555
Abbe Number (Vd) 35.514529
Dispersion Formula Sellmeier
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{1 + \frac{1.32754\,\lambda^2}{\lambda^2 - 0.0100181} + \frac{0.146369\,\lambda^2}{\lambda^2 - 0.0572806} + \frac{1.17273\,\lambda^2}{\lambda^2 - 123.53}}$$
Thermal Properties
TCE -30/70°C (10-6/K) 9.0
TCE 100/300°C (10-6/K) 10.2
Thermal Conductivity (W/mK) —
Heat Capacity (J/gK) —
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[-5.73 \times 10^{-6} + 2(9.57 \times 10^{-9})\,\Delta T + 3(1.69 \times 10^{-11})\,\Delta T^2 + \frac{7.65 \times 10^{-7} + 2(1.08 \times 10^{-9})\,\Delta T}{\lambda - 0.276}\right] \Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
Density (g/cm³) 2.71
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 —
Notes

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Similar Glasses (Other Manufacturers)
Glass Manufacturer nd Vd Compare
FF5 Hoya 1.5927 35.45
S-FTM16 Ohara 1.592701 35.310075
FTM16 Ohara 1.592701 35.296315
K-CD35 Sumita 1.5805 34.8
K-CD35(M) Sumita 1.57583 35.2
F5 Sumita 1.60342 38.0
E-F5 Hoya 1.60342 38.01
H-F1 CDGM 1.60342 38.010877
PBM5 Ohara 1.60342 38.012915
F1 CDGM 1.603417 38.01487
Similar Glasses (Schott)
Glass Manufacturer nd Vd Compare
F15 Schott 1.605651 37.830856
F5 Schott 1.60342 38.03
F14 Schott 1.601401 38.231923
F14HT Schott 1.601389 38.266237
F3 Schott 1.612931 37.038954
F4 Schott 1.616592 36.628072
F8HT Schott 1.59551 39.179444
F8 Schott 1.59551 39.179444
F2HT Schott 1.62004 36.37
F2 Schott 1.62004 36.37
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