B58-72 by Corning

Standard Unknown Environmentally Friendly
Refractive Index vs Wavelength
Refractive Index Calculator
Valid range: 0.31–1.8 µm
dn/dλ vs Wavelength
dn/dλ Calculator
Valid range: 0.31–1.8 µm
Abbe Number Calculator
Transmission vs Wavelength
Transmission Calculator
Valid wavelength range: 0.310–1.800 µm
Optical Properties
Refractive Index (nd) 1.558086
Abbe Number (Vd) 71.998499
Dispersion Formula Schott
Wavelength Range 0.31 — 1.8 µm
$$n(\lambda) = \sqrt{2.39659 - 0.00652937\,\lambda^2 + 0.0111025\,\lambda^{-2} + 0.000136808\,\lambda^{-4} - 7.66632 \times 10^{-7}\,\lambda^{-6} + 1.50471 \times 10^{-7}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K) —
TCE 100/300°C (10-6/K) 13.1
Thermal Conductivity (W/mK) —
Heat Capacity (J/gK) —
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[-1.3 \times 10^{-5} + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
Density (g/cm³) 3.76
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
FCD500 Hoya 1.55397 71.76
MP-FCD500-20 Hoya 1.55352 71.72
MC-FCD500-20 Hoya 1.55352 71.72
M-FCD500 Hoya 1.55332 71.69
K-PSK500 Sumita 1.55215 72.0
K-PSK500(M) Sumita 1.55 71.9
K-GFK70(M) Sumita 1.56627 71.3
S-FPM5 Ohara 1.552 70.697068
D-ZPK7-25 CDGM 1.56854 71.235367
H-ZPK7 CDGM 1.56907 71.304254
Similar Glasses (Corning)
Glass Manufacturer nd Vd
B42-73 Corning 1.542198 73.473057
B52-67 Corning 1.552198 67.059229
B29-77 Corning 1.528554 76.961514
B96-67 Corning 1.596306 67.398269
B18-65 Corning 1.518199 65.115452
B16-64 Corning 1.516804 64.224234
A87-70 Corning 1.487248 70.500557
C04-64 Corning 1.603507 63.401916
B10-63 Corning 1.509992 63.551713
B64-61 Corning 1.564005 60.964853
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