ADF455 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) | 1.71852 |
|---|---|
| Abbe Number (Vd) | 33.456548 |
| Dispersion Formula | Schott |
| Wavelength Range | 0.334 — 2.325 µm |
$$n(\lambda) = \sqrt{2.86154 - 0.0120125\,\lambda^2 + 0.0297377\,\lambda^{-2} + 0.00121918\,\lambda^{-4} - 3.95994 \times 10^{-5}\,\lambda^{-6} + 7.30552 \times 10^{-6}\,\lambda^{-8}}$$
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 | |
|---|---|---|---|---|
| BPH45 | Ohara | 1.718502 | 33.515702 | |
| KZFS8 | Schott | 1.72047 | 34.613955 | |
| N-KZFS8 | Schott | 1.72047 | 34.7 | |
| S-NBH8 | Ohara | 1.720467 | 34.707984 | |
| BPH8 | Ohara | 1.720467 | 34.716156 | |
| H-TF8 | CDGM | 1.72046 | 34.757746 | |
| BASF54 | Schott | 1.73627 | 32.149453 | |
| S-NBH53V | Ohara | 1.737999 | 32.32659 | |
| S-NBH53 | Ohara | 1.737999 | 32.261312 | |
| CSBR | Generic IR | 1.69706 | 34.108015 |
Similar Glasses (Hoya)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| NBFD32 | Hoya | 1.73037 | 32.23 | |
| BAFD14 | Hoya | 1.699678 | 34.925493 | |
| ADF505 | Hoya | 1.739996 | 31.655919 | |
| FD1 | Hoya | 1.71736 | 29.50028 | |
| E-FD1L | Hoya | 1.71736 | 29.5 | |
| E-FD1 | Hoya | 1.71736 | 29.5 | |
| FD20 | Hoya | 1.720225 | 29.300359 | |
| FD18 | Hoya | 1.721507 | 29.243436 | |
| FD15 | Hoya | 1.698945 | 30.050548 | |
| E-FD15 | Hoya | 1.69895 | 30.05 |