H-ZLAF1 by CDGM
Standard
Rare
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) | 1.80166 |
|---|---|
| Abbe Number (Vd) | 44.263459 |
| Dispersion Formula | Sellmeier |
| Wavelength Range | 0.365 — 2.325 µm |
$$n(\lambda) = \sqrt{1 + \frac{0.513638\,\lambda^2}{\lambda^2 - 0.0313064} + \frac{1.65031\,\lambda^2}{\lambda^2 - 0.00735389} + \frac{1.47644\,\lambda^2}{\lambda^2 - 100.105}}$$
Thermal Properties
| TCE -30/70°C (10-6/K) | 5.3 |
|---|---|
| TCE 100/300°C (10-6/K) | 7.2 |
| Thermal Conductivity (W/mK) | — |
| Heat Capacity (J/gK) | — |
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[3.15 \times 10^{-6} + 2(1.76 \times 10^{-8})\,\Delta T + 3(-6.68 \times 10^{-11})\,\Delta T^2 + \frac{5.2 \times 10^{-7} + 2(1.18 \times 10^{-10})\,\Delta T}{\lambda - 0.262}\right]
\Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
| Density (g/cm³) | 4.3 |
|---|---|
| Relative Cost | 11.5 |
Mechanical Properties
| Young's Modulus (GPa) | 123.21 |
|---|---|
| Poisson's Ratio | 0.292 |
| Knoop Hardness (kgf/mm²) | 725.0 |
Chemical Resistance
| Climatic Resistance | 1 |
|---|---|
| Stain Resistance | — |
| Acid Resistance | — |
| Alkali Resistance | — |
| Phosphate Resistance | — |
Similar Glasses (Other Manufacturers)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| NBFD14 | Hoya | 1.801699 | 44.321602 | |
| K-VC100 | Sumita | 1.804 | 43.6 | |
| K-VC100(M) | Sumita | 1.79916 | 43.5 | |
| M-TAF31 | Hoya | 1.80139 | 45.45 | |
| MP-TAF31-15 | Hoya | 1.80154 | 45.47 | |
| MC-TAF31-15 | Hoya | 1.80154 | 45.47 | |
| D96-43 | Corning | 1.796195 | 43.217783 | |
| LASFN19 | Sumita | 1.795 | 45.2 | |
| E00-46 | Corning | 1.800001 | 45.608618 | |
| S-LAH67 | Ohara | 1.794997 | 45.293967 |
Similar Glasses (CDGM)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| D-ZLAF50-25 | CDGM | 1.80225 | 45.452746 | |
| D-ZLAF50 | CDGM | 1.80337 | 45.491557 | |
| H-LAF54 | CDGM | 1.799519 | 42.253294 | |
| H-LAF52 | CDGM | 1.7859 | 44.187159 | |
| H-ZLAF50E | CDGM | 1.804 | 46.574487 | |
| H-ZLAF50D | CDGM | 1.804 | 46.575016 | |
| H-ZLAF2A | CDGM | 1.80279 | 46.761307 | |
| H-ZLAF69 | CDGM | 1.816 | 46.5493 | |
| H-ZLAF69A | CDGM | 1.816 | 46.556066 | |
| D-ZLAF61-25 | CDGM | 1.82131 | 42.674895 |