C09-59 by Corning

Standard Unknown Environmentally Friendly
Refractive Index vs Wavelength
Refractive Index Calculator
Valid range: 0.28–1.8 µm
dn/dλ vs Wavelength
dn/dλ Calculator
Valid range: 0.28–1.8 µm
Abbe Number Calculator
Transmission vs Wavelength
Transmission Calculator
Valid wavelength range: 0.280–1.800 µm
Optical Properties
Refractive Index (nd) 1.608756
Abbe Number (Vd) 59.036803
Dispersion Formula Schott
Wavelength Range 0.28 — 1.8 µm
$$n(\lambda) = \sqrt{2.54554 - 0.00921128\,\lambda^2 + 0.0154912\,\lambda^{-2} + 2.3047 \times 10^{-5}\,\lambda^{-4} + 3.19563 \times 10^{-5}\,\lambda^{-6} - 1.58955 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K) 6.4
TCE 100/300°C (10-6/K) 7.5
Thermal Conductivity (W/mK)
Heat Capacity (J/gK)
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[3.2 \times 10^{-6} + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
Density (g/cm³) 3.52
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
SK3 Schott 1.60881 58.921505
SK3 Sumita 1.60881 58.9
BACD3 Hoya 1.608812 58.863994
H-ZK4 CDGM 1.60881 58.855991
K-PSK200(M) Sumita 1.61083 58.9
BSM7 Ohara 1.607291 59.375631
SK7 Schott 1.60729 59.459272
BACD7 Hoya 1.607292 59.474776
SK7 Sumita 1.60729 59.5
K-SK7 Sumita 1.60729 59.5
Similar Glasses (Corning)
Glass Manufacturer nd Vd
C13-58 Corning 1.612693 58.570371
C20-60 Corning 1.620406 60.332956
C23-58 Corning 1.623004 58.102071
C07-57 Corning 1.607504 56.610495
C13-56 Corning 1.613498 56.417725
C23-57 Corning 1.622801 56.922436
B89-61 Corning 1.588998 61.218914
C17-55 Corning 1.617605 55.123455
C04-64 Corning 1.603507 63.401916
C41-60 Corning 1.640495 60.130957
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