B48-46 by Corning

Obsolete Unknown Environmentally Friendly
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) 1.548098
Abbe Number (Vd) 45.718533
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{2.34944 - 0.00830556\,\lambda^2 + 0.0165112\,\lambda^{-2} + 0.000181315\,\lambda^{-4} + 2.94447 \times 10^{-5}\,\lambda^{-6} - 3.40086 \times 10^{-7}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K)
TCE 100/300°C (10-6/K)
Thermal Conductivity (W/mK)
Heat Capacity (J/gK)
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
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
PBL1Y Ohara 1.548141 45.733282
LLF1 Schott 1.54814 45.75
PBL1 Ohara 1.548141 45.781144
S-TIL1 Ohara 1.548141 45.784277
E-FEL1 Hoya 1.54814 45.82
H-QF1 CDGM 1.54814 45.820011
FEL1 Hoya 1.548136 45.822169
N-LLF1 Schott 1.54814 45.851572
QF1 CDGM 1.5481 45.886233
LLF1HT Schott 1.548144 45.888593
Similar Glasses (Corning)
Glass Manufacturer nd Vd
B29-52 Corning 1.528998 51.838713
B81-41 Corning 1.581396 40.816116
B58-53 Corning 1.557511 52.533062
B48-53 Corning 1.547753 53.492251
C06-44 Corning 1.605608 43.942859
C13-44 Corning 1.613394 44.386543
C05-50 Corning 1.605004 50.419332
C0550 Corning 1.605004 50.419332
C16-44 Corning 1.616002 44.416477
C24-47 Corning 1.624 46.940278
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