BAF10 by Sumita

Obsolete Very Rare Environmentally Dangerous

BAF10 by Sumita is an obsolete optical glass with a very rare melt frequency. It transmits from 0.35 to 2.00 µm with an nd of 1.67003 and a Vd of 47.2. It has average chemical resistance and dangerous environmental properties.

Refractive Index vs Wavelength
Refractive Index Calculator
Valid range: 0.27–2.0 µm
dn/dλ vs Wavelength
dn/dλ Calculator
Valid range: 0.27–2.0 µm
Abbe Number Calculator
Transmission vs Wavelength
Transmission Calculator
Valid wavelength range: 0.350–2.000 µm
Optical Properties
Refractive Index (nd) 1.67003
Abbe Number (Vd) 47.2
Dispersion Formula Schott
Wavelength Range 0.27 — 2.0 µm
$$n(\lambda) = \sqrt{2.72857 - 0.00968718\,\lambda^2 + 0.0206402\,\lambda^{-2} + 0.000470677\,\lambda^{-4} - 4.41694 \times 10^{-6}\,\lambda^{-6} + 2.03755 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K) —
TCE 100/300°C (10-6/K) 8.7
Thermal Conductivity (W/mK) —
Heat Capacity (J/gK) —
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
Density (g/cm³) 3.84
Relative Cost —
Mechanical Properties
Young's Modulus (GPa) —
Poisson's Ratio —
Knoop Hardness (kgf/mm²) —
Chemical Resistance
Climatic Resistance 1
Stain Resistance —
Acid Resistance 4
Alkali Resistance —
Phosphate Resistance —
Similar Glasses (Other Manufacturers)
Glass Manufacturer nd Vd Compare
BAF10 Hoya 1.67003 47.2
H-ZBAF52 CDGM 1.67003 47.19506
S-BAH10 Ohara 1.670029 47.230916
BAH10 Ohara 1.670029 47.253429
C70-47 Corning 1.670005 47.112037
N-BAF10 Schott 1.67003 47.11
BAFN10 Schott 1.670031 47.108735
H-ZBAF5 CDGM 1.67103 47.288963
BAF11 Hoya 1.66672 48.3
BAH11 Ohara 1.666718 48.317266
Similar Glasses (Sumita)
Glass Manufacturer nd Vd Compare
K-LCV93 Sumita 1.6652 47.3
K-LCV93(M) Sumita 1.66355 47.2
BAF11 Sumita 1.66672 48.4
BAFN3 Sumita 1.66422 49.2
K-BaFn3 Sumita 1.66422 49.2
BAF13 Sumita 1.66892 45.0
LAFN1 Sumita 1.685 49.2
K-BaFn1 Sumita 1.6825 44.5
BAFN1 Sumita 1.6825 44.5
LAKN8 Sumita 1.678 50.7
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