BAF6 by Hoya

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) 1.589003
Abbe Number (Vd) 48.543984
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{2.47265 - 0.00687751\,\lambda^2 + 0.0192335\,\lambda^{-2} - 0.000408817\,\lambda^{-4} + 0.000111181\,\lambda^{-6} - 4.67356 \times 10^{-6}\,\lambda^{-8}}$$
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
BAFN6 Schott 1.589 48.45
KZFS6 Schott 1.591965 48.509579
K-SKLD310(M) Sumita 1.60132 49.0
N-BAF3 Schott 1.58272 46.64
KZFSN9 Schott 1.598557 46.903842
K-SKLD310 Sumita 1.6042 48.9
H-BAF4 CDGM 1.58267 46.597786
BAF4 CDGM 1.582712 46.505886
BAF3 Sumita 1.58267 46.5
BAF3 Schott 1.58267 46.469988
Similar Glasses (Hoya)
Glass Manufacturer nd Vd
BAF3 Hoya 1.58267 46.462286
LAF50 Hoya 1.60199 50.21
BAF5 Hoya 1.607292 49.336899
BAF2 Hoya 1.56965 49.392725
BAFL2 Hoya 1.570989 50.858935
BAF7 Hoya 1.608013 46.212035
FEL3 Hoya 1.560125 47.090971
BACED3 Hoya 1.614838 51.1513
BAFL6 Hoya 1.589036 52.935166
BACED9 Hoya 1.620119 49.823001
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