E37-30 by Corning
Standard
Unknown
Environmentally Friendly
Refractive Index vs Wavelength
Refractive Index Calculator
dn/dλ vs Wavelength
dn/dλ Calculator
Abbe Number Calculator
Transmission vs Wavelength
Transmission Calculator
Optical Properties
| Refractive Index (nd) | 1.836406 |
|---|---|
| Abbe Number (Vd) | 30.205692 |
| Dispersion Formula | Schott |
| Wavelength Range | 0.35 — 1.8 µm |
$$n(\lambda) = \sqrt{3.24655 - 0.0131056\,\lambda^2 + 0.039645\,\lambda^{-2} + 0.00200443\,\lambda^{-4} - 0.000108552\,\lambda^{-6} + 1.90392 \times 10^{-5}\,\lambda^{-8}}$$
Thermal Properties
| TCE -30/70°C (10-6/K) | 6.5 |
|---|---|
| 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) | 3.89 |
|---|---|
| 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 | |
|---|---|---|---|---|
| H-ZLAF76 | CDGM | 1.85013 | 30.055517 | |
| H-ZLAF76A | CDGM | 1.85013 | 30.012319 | |
| S-NBH57 | Ohara | 1.850249 | 30.046429 | |
| M-NBFD83 | Hoya | 1.820268 | 29.696286 | |
| IRG3 | Generic IR | 1.844836 | 32.330322 | |
| N-LASF9HT | Schott | 1.85025 | 32.17 | |
| N-LASF9 | Schott | 1.85025 | 32.17 | |
| LASFN9 | Schott | 1.85025 | 32.17 | |
| TAFD9 | Hoya | 1.850299 | 32.181026 | |
| H-ZLAF71AGT | CDGM | 1.85026 | 32.216801 |
Similar Glasses (Corning)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| E05-25 | Corning | 1.805093 | 25.506125 | |
| D85-26 | Corning | 1.784994 | 25.902085 | |
| D85-25 | Corning | 1.784752 | 25.799504 | |
| E78-38 | Corning | 1.878005 | 38.494794 | |
| E65-40 | Corning | 1.865 | 40.112393 | |
| D62-27 | Corning | 1.761802 | 26.90455 | |
| D56-27 | Corning | 1.755203 | 27.591377 | |
| D40-28 | Corning | 1.740001 | 28.102623 | |
| D96-43 | Corning | 1.796195 | 43.217783 | |
| D34-26 | Corning | 1.73402 | 26.500794 |