LAL10 by Ohara

Obsolete Unknown Environmentally Friendly

LAL10 by Ohara is an obsolete optical glass. It transmits from 0.33 to 2.33 µm with an nd of 1.719995 and a Vd of 50.254429.

Refractive Index vs Wavelength
Refractive Index Calculator
Valid range: 0.334–2.325 µm
dn/dλ vs Wavelength
dn/dλ Calculator
Valid range: 0.334–2.325 µm
Abbe Number Calculator
Transmission vs Wavelength

No transmission data available.

Transmission Calculator
Valid wavelength range: 0.334–2.325 µm
Optical Properties
Refractive Index (nd) 1.719995
Abbe Number (Vd) 50.254429
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{2.89674 - 0.0122219\,\lambda^2 + 0.0210995\,\lambda^{-2} + 0.000630909\,\lambda^{-4} - 2.89019 \times 10^{-5}\,\lambda^{-6} + 2.16529 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K) —
TCE 100/300°C (10-6/K) —
Thermal Conductivity (W/mK) —
Heat Capacity (J/gK) —
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 25\,°\text{C}$$
Physical Properties
Density (g/cm³) —
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 Compare
H-LAK8B CDGM 1.72 50.280736
K-LaK10 Sumita 1.72 50.3
LAK10 Sumita 1.72 50.3
D20-50 Corning 1.720003 50.312121
H-LAK8A CDGM 1.72 50.343857
LAC10 Hoya 1.72 50.35
LAK10 Schott 1.72 50.41004
N-LAK10 Schott 1.72003 50.62
H-LAK72 CDGM 1.713 51.80665
TAC4 Hoya 1.734 51.05
Similar Glasses (Ohara)
Glass Manufacturer nd Vd Compare
S-LAL10 Ohara 1.719995 50.230564
L-LAM72 Ohara 1.733099 48.896607
S-LAL59 Ohara 1.733997 51.47057
LAL59 Ohara 1.733997 51.488026
LAM3 Ohara 1.717004 47.942632
S-LAM3 Ohara 1.717004 47.927969
S-LAL20 Ohara 1.6993 51.112184
S-LAL21 Ohara 1.703 52.379403
S-LAM60 Ohara 1.743198 49.339444
LAM60 Ohara 1.743198 49.309053
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