P-SK100 by Sumita

Obsolete Very Rare Environmentally Dangerous
Refractive Index vs Wavelength
Refractive Index Calculator
Valid range: 0.27–2.0 µm
dn/dλ vs Wavelength
dn/dλ Calculator
Valid range: 0.27–2.0 µm
Abbe Number Calculator
Transmission vs Wavelength
Transmission Calculator
Valid wavelength range: 0.320–2.000 µm
Optical Properties
Refractive Index (nd) 1.5917
Abbe Number (Vd) 60.7
Dispersion Formula Schott
Wavelength Range 0.27 — 2.0 µm
$$n(\lambda) = \sqrt{2.49211 - 0.00772711\,\lambda^2 + 0.0155206\,\lambda^{-2} - 0.000289299\,\lambda^{-4} + 7.41785 \times 10^{-5}\,\lambda^{-6} - 3.80937 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K)
TCE 100/300°C (10-6/K) 11.4
Thermal Conductivity (W/mK)
Heat Capacity (J/gK)
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
Density (g/cm³) 3.24
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
K-PSK100 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
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