LAL10 by Ohara
Obsolete
Unknown
Environmentally Friendly
Refractive Index vs Wavelength
Refractive Index Calculator
dn/dλ vs Wavelength
dn/dλ Calculator
Abbe Number Calculator
Transmission vs Wavelength
No transmission data available.
Optical Properties
| Refractive Index (nd) | 1.719995 |
|---|---|
| Abbe Number (Vd) | 50.254429 |
| Dispersion Formula | Schott |
| Wavelength Range | 0.334 — 2.325 µm |
$$n(\lambda) = \sqrt{2.89674 - 0.0122219\,\lambda^2 + 0.0210995\,\lambda^{-2} + 0.000630909\,\lambda^{-4} - 2.89019 \times 10^{-5}\,\lambda^{-6} + 2.16529 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
| TCE -30/70°C (10-6/K) | — |
|---|---|
| TCE 100/300°C (10-6/K) | — |
| Thermal Conductivity (W/mK) | — |
| Heat Capacity (J/gK) | — |
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right]
\Delta T = T - T_0, \quad T_0 = 25\,°\text{C}$$
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)
Similar Glasses (Ohara)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| S-LAL10 | Ohara | 1.719995 | 50.230564 | |
| L-LAM72 | Ohara | 1.733099 | 48.896607 | |
| S-LAL59 | Ohara | 1.733997 | 51.47057 | |
| LAL59 | Ohara | 1.733997 | 51.488026 | |
| LAM3 | Ohara | 1.717004 | 47.942632 | |
| S-LAM3 | Ohara | 1.717004 | 47.927969 | |
| S-LAL20 | Ohara | 1.6993 | 51.112184 | |
| S-LAL21 | Ohara | 1.703 | 52.379403 | |
| S-LAM60 | Ohara | 1.743198 | 49.339444 | |
| LAM60 | Ohara | 1.743198 | 49.309053 |