LACL3 by Hoya
Obsolete
Unknown
Environmentally Dangerous
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) | 1.664798 |
|---|---|
| Abbe Number (Vd) | 53.401295 |
| Dispersion Formula | Schott |
| Wavelength Range | 0.334 — 2.325 µm |
$$n(\lambda) = \sqrt{2.71727 - 0.009855\,\lambda^2 + 0.0196352\,\lambda^{-2} - 9.8258 \times 10^{-6}\,\lambda^{-4} + 3.88846 \times 10^{-5}\,\lambda^{-6} - 8.09749 \times 10^{-7}\,\lambda^{-8}}$$
Thermal Properties
| TCE -30/70°C (10-6/K) | — |
|---|---|
| TCE 100/300°C (10-6/K) | — |
| Thermal Conductivity (W/mK) | — |
| Heat Capacity (J/gK) | — |
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right]
\Delta T = T - T_0, \quad T_0 = 25\,°\text{C}$$
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)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| K-LaKn11 | Sumita | 1.6583 | 53.4 | |
| LAKN11 | Sumita | 1.6583 | 53.4 | |
| BBO | Generic Birefringent | 1.670737 | 52.593907 | |
| H-LAK11 | CDGM | 1.66461 | 54.612239 | |
| K-VC78(M) | Sumita | 1.66624 | 55.1 | |
| LAKN9 | Sumita | 1.678 | 53.3 | |
| H-LAK67 | CDGM | 1.67 | 51.738482 | |
| LAKN7 | Sumita | 1.67 | 51.7 | |
| K-LaKn7 | Sumita | 1.67 | 51.7 | |
| D-LAK70-25 | CDGM | 1.668 | 55.295752 |