ADF1 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) | 1.564997 |
|---|---|
| Abbe Number (Vd) | 52.958253 |
| Dispersion Formula | Schott |
| Wavelength Range | 0.334 — 2.325 µm |
$$n(\lambda) = \sqrt{2.41239 - 0.0135422\,\lambda^2 + 0.0122398\,\lambda^{-2} + 0.000953526\,\lambda^{-4} - 9.60038 \times 10^{-5}\,\lambda^{-6} + 5.38981 \times 10^{-6}\,\lambda^{-8}}$$
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)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| S-BAL3 | Ohara | 1.571351 | 52.952106 | |
| BAL3 | Ohara | 1.571351 | 52.968158 | |
| BALF3 | Sumita | 1.57135 | 53.0 | |
| B58-53 | Corning | 1.557511 | 52.533062 | |
| K-BPG2 | Sumita | 1.5592 | 53.9 | |
| BPG2 | Sumita | 1.5592 | 53.9 | |
| N-KZFS2 | Schott | 1.55836 | 54.01 | |
| KZFSN2 | Schott | 1.558361 | 54.157173 | |
| BALF4 | Schott | 1.579569 | 53.708241 | |
| H-BAF3 | CDGM | 1.57957 | 53.711637 |
Similar Glasses (Hoya)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| BAFL3 | Hoya | 1.571348 | 52.982526 | |
| BAFL4 | Hoya | 1.579572 | 53.705963 | |
| BAFL2 | Hoya | 1.570989 | 50.858935 | |
| BAC4 | Hoya | 1.56883 | 56.04 | |
| BAFL6 | Hoya | 1.589036 | 52.935166 | |
| BAF2 | Hoya | 1.56965 | 49.392725 | |
| BAC6 | Hoya | 1.574441 | 56.357089 | |
| SBF1 | Hoya | 1.551151 | 49.517289 | |
| CF4 | Hoya | 1.533577 | 51.545117 | |
| BAC1 | Hoya | 1.572497 | 57.488684 |