E-F5 by Hoya
Standard
Rare
Environmentally Friendly
E-F5 by Hoya is a standard optical glass with a rare melt frequency. It transmits from 0.36 to 1.55 µm with an nd of 1.60342 and a Vd of 38.01. It has medium thermal expansion (CTE of 8.0×10⁻⁶/K) and excellent chemical resistance.
Refractive Index vs Wavelength
Refractive Index Calculator
dn/dλ vs Wavelength
dn/dλ Calculator
Abbe Number Calculator
Transmission vs Wavelength
Transmission Calculator
Optical Properties
Thermal Properties
| TCE -30/70°C (10-6/K) | 8.0 |
|---|---|
| TCE 100/300°C (10-6/K) | 9.5 |
| Thermal Conductivity (W/mK) | — |
| Heat Capacity (J/gK) | — |
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[2.63967 \times 10^{-6} + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right]
\Delta T = T - T_0, \quad T_0 = 23\,°\text{C}$$
Chemical Resistance
| Climatic Resistance | 1 |
|---|---|
| Stain Resistance | 1 |
| Acid Resistance | 1 |
| Alkali Resistance | — |
| Phosphate Resistance | — |
Notes
General glass Type
Similar Glasses (Other Manufacturers)
| Glass | Manufacturer | nd | Vd | Compare |
|---|---|---|---|---|
| H-F1 | CDGM | 1.60342 | 38.010877 | |
| PBM5 | Ohara | 1.60342 | 38.012915 | |
| F1 | CDGM | 1.603417 | 38.01487 | |
| F5 | Sumita | 1.60342 | 38.0 | |
| S-TIM5 | Ohara | 1.60342 | 38.027347 | |
| F5 | Schott | 1.60342 | 38.03 | |
| C04-38 | Corning | 1.603499 | 38.110538 | |
| F15 | Schott | 1.605651 | 37.830856 | |
| F14 | Schott | 1.601401 | 38.231923 | |
| F14HT | Schott | 1.601389 | 38.266237 |