C23-58 by Corning
Standard
Unknown
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) | 1.623004 |
|---|---|
| Abbe Number (Vd) | 58.102071 |
| Dispersion Formula | Schott |
| Wavelength Range | 0.3 — 1.8 µm |
$$n(\lambda) = \sqrt{2.58954 - 0.0102198\,\lambda^2 + 0.0165269\,\lambda^{-2} - 9.55957 \times 10^{-5}\,\lambda^{-4} + 5.01655 \times 10^{-5}\,\lambda^{-6} - 2.30695 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
| TCE -30/70°C (10-6/K) | 7.1 |
|---|---|
| TCE 100/300°C (10-6/K) | 8.0 |
| Thermal Conductivity (W/mK) | — |
| Heat Capacity (J/gK) | — |
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right]
\Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
| Density (g/cm³) | 3.58 |
|---|---|
| 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 | |
|---|---|---|---|---|
| SK15 | Sumita | 1.62299 | 58.1 | |
| K-SK15 | Sumita | 1.62299 | 58.1 | |
| BACD15 | Hoya | 1.62299 | 58.12 | |
| H-ZK21 | CDGM | 1.62299 | 58.120667 | |
| BSM15 | Ohara | 1.622992 | 58.143312 | |
| SK15 | Schott | 1.62299 | 58.059722 | |
| D-ZK21-25 | CDGM | 1.62346 | 58.115078 | |
| S-BSM15 | Ohara | 1.622992 | 58.165763 | |
| N-SK15 | Schott | 1.62296 | 58.02 | |
| M-BACD15 | Hoya | 1.62263 | 58.17 |
Similar Glasses (Corning)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| C23-57 | Corning | 1.622801 | 56.922436 | |
| C13-58 | Corning | 1.612693 | 58.570371 | |
| C13-56 | Corning | 1.613498 | 56.417725 | |
| C09-59 | Corning | 1.608756 | 59.036803 | |
| C20-60 | Corning | 1.620406 | 60.332956 | |
| C07-57 | Corning | 1.607504 | 56.610495 | |
| C42-58 | Corning | 1.642502 | 58.061633 | |
| C17-55 | Corning | 1.617605 | 55.123455 | |
| C41-60 | Corning | 1.640495 | 60.130957 | |
| C39-56 | Corning | 1.638505 | 55.504447 |