P-SK60 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: 0.270–2.000 µm
Optical Properties
Refractive Index (nd) 1.59087
Abbe Number (Vd) 62.3
Dispersion Formula Schott
Wavelength Range 0.27 — 2.0 µm
$$n(\lambda) = \sqrt{2.49207 - 0.00845117\,\lambda^2 + 0.014152\,\lambda^{-2} + 1.975 \times 10^{-5}\,\lambda^{-4} + 2.56115 \times 10^{-5}\,\lambda^{-6} - 1.1936 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K) —
TCE 100/300°C (10-6/K) 11.6
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 5
Alkali Resistance —
Phosphate Resistance —
Similar Glasses (Other Manufacturers)
Glass Manufacturer nd Vd
N-SK5HTi Schott 1.58913 61.27
N-SK5 Schott 1.58913 61.27
SK5 Schott 1.58913 61.266803
D-ZK3-25 CDGM 1.58833 61.284362
H-ZK3 CDGM 1.58913 61.253571
H-ZK3A CDGM 1.58913 61.2531
MC-BACD5N Hoya 1.58913 61.25
M-BACD5N Hoya 1.58913 61.25
MP-BACD5N Hoya 1.58913 61.25
BACD5 Hoya 1.58913 61.25
Similar Glasses (Sumita)
Glass Manufacturer nd Vd
P-SK50 Sumita 1.5938 61.4
K-SK5 Sumita 1.58913 61.2
SK5 Sumita 1.58913 61.2
K-SKLD5 Sumita 1.58913 61.2
K-SKLD5(M) Sumita 1.58606 61.0
K-SKLD100 Sumita 1.5911 60.7
P-SK100 Sumita 1.5917 60.7
K-PSK100 Sumita 1.5917 60.7
K-PSK100(M) Sumita 1.58792 60.6
K-SKLD100(M) Sumita 1.58773 60.4
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