CSBR by Generic IR
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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) | 1.69706 |
|---|---|
| Abbe Number (Vd) | 34.108015 |
| Dispersion Formula | Sellmeier |
| Wavelength Range | 0.36 — 39.0 µm |
$$n(\lambda) = \sqrt{1 + \frac{0.953379\,\lambda^2}{\lambda^2 - 0.00820189} + \frac{0.830381\,\lambda^2}{\lambda^2 - 0.0279397} + \frac{2.84717\,\lambda^2}{\lambda^2 - 14164.7}}$$
Thermal Properties
| TCE -30/70°C (10-6/K) | 47.2 |
|---|---|
| TCE 100/300°C (10-6/K) | — |
| Thermal Conductivity (W/mK) | — |
| Heat Capacity (J/gK) | — |
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[-0.00012 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right]
\Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
| Density (g/cm³) | 4.488 |
|---|---|
| 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 | — |
Notes
source: Handbook of Optics Vol. II
Similar Glasses (Other Manufacturers)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| CD45 | Sumita | 1.6932 | 33.7 | |
| K-CD45 | Sumita | 1.6932 | 33.7 | |
| BAFD14 | Hoya | 1.699678 | 34.925493 | |
| K-CD45(M) | Sumita | 1.68673 | 34.1 | |
| KZFS12 | Schott | 1.696 | 36.29 | |
| C97-36 | Corning | 1.695989 | 36.517325 | |
| BPH45 | Ohara | 1.718502 | 33.515702 | |
| ADF455 | Hoya | 1.71852 | 33.456548 | |
| N-SF8 | Schott | 1.68894 | 31.31 | |
| P-SF8 | Schott | 1.68893 | 31.25 |
Similar Glasses (Generic IR)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| IRG11 | Generic IR | 1.680932 | 44.434326 | |
| PBF2 | Generic IR | 1.766591 | 28.390315 | |
| GEO2 | Generic IR | 1.608459 | 41.728763 | |
| CALCITE | Generic IR | 1.658643 | 48.541403 | |
| KBR | Generic IR | 1.559967 | 31.977241 | |
| IRG3 | Generic IR | 1.844836 | 32.330322 | |
| MGO | Generic IR | 1.737505 | 53.505455 | |
| IRG7 | Generic IR | 1.564424 | 43.736647 | |
| IRGN6 | Generic IR | 1.589096 | 56.33564 | |
| SPINEL | Generic IR | 1.716226 | 60.607355 |