BASF10 by Sumita

Obsolete Very Rare Environmentally Dangerous

BASF10 by Sumita is an obsolete optical glass with a very rare melt frequency. It transmits from 0.33 to 2.00 µm with an nd of 1.65016 and a Vd of 39.3. It has good 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: 0.330–2.000 µm
Optical Properties
Refractive Index (nd) 1.65016
Abbe Number (Vd) 39.3
Dispersion Formula Schott
Wavelength Range 0.27 — 2.0 µm
$$n(\lambda) = \sqrt{2.6577 - 0.0110632\,\lambda^2 + 0.0205367\,\lambda^{-2} + 0.00135088\,\lambda^{-4} - 9.04 \times 10^{-5}\,\lambda^{-6} + 7.34928 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K) —
TCE 100/300°C (10-6/K) 8.6
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) 3.92
Relative Cost —
Mechanical Properties
Young's Modulus (GPa) —
Poisson's Ratio —
Knoop Hardness (kgf/mm²) —
Chemical Resistance
Climatic Resistance 1
Stain Resistance —
Acid Resistance 2
Alkali Resistance —
Phosphate Resistance —
Similar Glasses (Other Manufacturers)
Glass Manufacturer nd Vd Compare
BAFD10 Hoya 1.650157 39.343065
BAH30 Ohara 1.650158 39.390461
C51-39 Corning 1.650206 39.193419
BASF10 Schott 1.65016 39.148818
NBFD38 Hoya 1.65253 39.48
H-TF5 CDGM 1.6541 39.539424
E-ADF50 Hoya 1.65412 39.62
ADF50 Hoya 1.654118 39.624202
KZFSN5 Schott 1.65412 39.63
S-NBH5 Ohara 1.654115 39.682794
Similar Glasses (Sumita)
Glass Manufacturer nd Vd Compare
BASF4 Sumita 1.65128 38.3
K-BaSF4 Sumita 1.65128 38.3
K-PG395(M) Sumita 1.65296 36.8
K-PG395 Sumita 1.658 36.9
BASF12 Sumita 1.66998 39.2
BASF1 Sumita 1.62606 39.1
BASF6 Sumita 1.66755 41.9
BASF2 Sumita 1.66446 35.9
F9 Sumita 1.62045 38.0
F6 Sumita 1.63636 35.4
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