B16-64 by Corning

Standard Unknown Environmentally Friendly
Refractive Index vs Wavelength
Refractive Index Calculator
Valid range: 0.28–1.8 µm
dn/dλ vs Wavelength
dn/dλ Calculator
Valid range: 0.28–1.8 µm
Abbe Number Calculator
Transmission vs Wavelength
Transmission Calculator
Valid wavelength range: 0.280–1.800 µm
Optical Properties
Refractive Index (nd) 1.516804
Abbe Number (Vd) 64.224234
Dispersion Formula Schott
Wavelength Range 0.28 — 1.8 µm
$$n(\lambda) = \sqrt{2.27118 - 0.00970071\,\lambda^2 + 0.0110971\,\lambda^{-2} + 4.62281 \times 10^{-5}\,\lambda^{-4} + 1.61611 \times 10^{-5}\,\lambda^{-6} - 8.28504 \times 10^{-7}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K) 6.8
TCE 100/300°C (10-6/K) 8.2
Thermal Conductivity (W/mK) —
Heat Capacity (J/gK) —
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[1.8 \times 10^{-6} + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
Density (g/cm³) 2.52
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
BSC7 Hoya 1.5168 64.2
H-K9L* CDGM 1.5168 64.198732
H-K9LGT CDGM 1.5168 64.198732
H-K9L CDGM 1.5168 64.198732
H-K9LAGT CDGM 1.5168 64.198695
H-K9LA CDGM 1.5168 64.198695
N-BK7HTSultra Schott 1.5168 64.17
N-BK7 Schott 1.5168 64.17
N-BK7HT Schott 1.5168 64.17
N-BK7HTi Schott 1.5168 64.17
Similar Glasses (Corning)
Glass Manufacturer nd Vd
B18-65 Corning 1.518199 65.115452
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