ADF405 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) | 1.6765 |
|---|---|
| Abbe Number (Vd) | 37.477902 |
| Dispersion Formula | Schott |
| Wavelength Range | 0.334 — 2.325 µm |
$$n(\lambda) = \sqrt{2.73566 - 0.0125624\,\lambda^2 + 0.0251828\,\lambda^{-2} + 0.000729106\,\lambda^{-4} + 2.10207 \times 10^{-6}\,\lambda^{-6} + 2.97738 \times 10^{-6}\,\lambda^{-8}}$$
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 | |
|---|---|---|---|---|
| BPH40 | Ohara | 1.676498 | 37.537388 | |
| KZFS7A | Schott | 1.68064 | 37.389991 | |
| S-NBH52 | Ohara | 1.672999 | 38.14817 | |
| S-NBH52V | Ohara | 1.673 | 38.256077 | |
| BASF12 | Sumita | 1.66998 | 39.2 | |
| BASF12 | Schott | 1.669979 | 39.200523 | |
| S-BAH32 | Ohara | 1.669979 | 39.271035 | |
| BAH32 | Ohara | 1.669979 | 39.279752 | |
| N-BASF2 | Schott | 1.66446 | 36.0 | |
| BASF2 | Sumita | 1.66446 | 35.9 |
Similar Glasses (Hoya)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| BAFD2 | Hoya | 1.664457 | 35.887705 | |
| BAFD4 | Hoya | 1.651278 | 38.312578 | |
| ATF2 | Hoya | 1.65052 | 38.036939 | |
| E-ADF50 | Hoya | 1.65412 | 39.62 | |
| ADF50 | Hoya | 1.654118 | 39.624202 | |
| NBFD38 | Hoya | 1.65253 | 39.48 | |
| BAFD10 | Hoya | 1.650157 | 39.343065 | |
| BAFD14 | Hoya | 1.699678 | 34.925493 | |
| BAFD15 | Hoya | 1.701999 | 40.195943 | |
| FD19 | Hoya | 1.666797 | 33.059707 |