K-PSK100 by Sumita
Standard
Medium
Precision Molding
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) | 1.5917 |
|---|---|
| Abbe Number (Vd) | 60.7 |
| Dispersion Formula | Schott |
| Wavelength Range | 0.36 — 1.55 µm |
$$n(\lambda) = \sqrt{2.49482 - 0.00912285\,\lambda^2 + 0.0137213\,\lambda^{-2} + 0.000238303\,\lambda^{-4} + 4.19159 \times 10^{-6}\,\lambda^{-6} - 3.89581 \times 10^{-7}\,\lambda^{-8}}$$
Thermal Properties
| TCE -30/70°C (10-6/K) | 9.5 |
|---|---|
| TCE 100/300°C (10-6/K) | 11.4 |
| Thermal Conductivity (W/mK) | — |
| Heat Capacity (J/gK) | — |
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[-8.26 \times 10^{-7} + 2(2.08 \times 10^{-8})\,\Delta T + 3(-1.4 \times 10^{-10})\,\Delta T^2 + \frac{5.32 \times 10^{-7} + 2(-2.69 \times 10^{-10})\,\Delta T}{\lambda - 0.175}\right]
\Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
| Density (g/cm³) | 3.24 |
|---|---|
| Relative Cost | — |
Mechanical Properties
| Young's Modulus (GPa) | — |
|---|---|
| Poisson's Ratio | — |
| Knoop Hardness (kgf/mm²) | — |
Chemical Resistance
| Climatic Resistance | 1 |
|---|---|
| Stain Resistance | — |
| Acid Resistance | 6 |
| Alkali Resistance | — |
| Phosphate Resistance | — |
Similar Glasses (Other Manufacturers)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| D-ZK3L | CDGM | 1.5917 | 60.701147 | |
| D-ZK3L-25 | CDGM | 1.5909 | 60.618517 | |
| L-BAL35P | Ohara | 1.59208 | 60.993997 | |
| FCD600 | Hoya | 1.5941 | 60.47 | |
| S-BAL35R | Ohara | 1.58913 | 60.960312 | |
| D-ZK3A | CDGM | 1.58913 | 61.101573 | |
| S-BAL35 | Ohara | 1.58913 | 61.135024 | |
| D-ZK3A-25 | CDGM | 1.58828 | 61.012484 | |
| P-SK58A | Schott | 1.58913 | 61.15 | |
| L-BAL35 | Ohara | 1.58913 | 61.152601 |
Similar Glasses (Sumita)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| P-SK100 | Sumita | 1.5917 | 60.7 | |
| K-SKLD100 | Sumita | 1.5911 | 60.7 | |
| K-PSK100(M) | Sumita | 1.58792 | 60.6 | |
| SK5 | Sumita | 1.58913 | 61.2 | |
| K-SK5 | Sumita | 1.58913 | 61.2 | |
| K-SKLD5 | Sumita | 1.58913 | 61.2 | |
| K-SKLD100(M) | Sumita | 1.58773 | 60.4 | |
| P-SK50 | Sumita | 1.5938 | 61.4 | |
| K-SKLD5(M) | Sumita | 1.58606 | 61.0 | |
| K-SKLD120 | Sumita | 1.5868 | 59.8 |