LAL14 by Ohara

Obsolete Unknown Environmentally Friendly

LAL14 by Ohara is an obsolete optical glass. It transmits from 0.33 to 2.33 µm with an nd of 1.696796 and a Vd of 55.528037.

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) 1.696796
Abbe Number (Vd) 55.528037
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{2.82747 - 0.0145685\,\lambda^2 + 0.0185255\,\lambda^{-2} + 0.000374858\,\lambda^{-4} - 7.12917 \times 10^{-6}\,\lambda^{-6} + 6.77819 \times 10^{-7}\,\lambda^{-8}}$$
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-LAK51A CDGM 1.6968 55.526357
LAC14 Hoya 1.6968 55.46
M-LAC14 Hoya 1.6968 55.46
K-LaK14 Sumita 1.6968 55.6
LAK14 Sumita 1.6968 55.6
MP-LAC14-80 Hoya 1.6976 55.51
LAKN14 Schott 1.6968 55.410215
N-LAK14 Schott 1.6968 55.41
C97-55 Corning 1.697005 55.409848
LAC15 Hoya 1.6968 56.114704
Similar Glasses (Ohara)
Glass Manufacturer nd Vd Compare
S-LAL14 Ohara 1.696797 55.532241
LAL9 Ohara 1.691002 54.84322
S-LAL9 Ohara 1.691002 54.822578
LAL13 Ohara 1.693501 53.231566
S-LAL13 Ohara 1.693501 53.205327
L-LAL13 Ohara 1.6935 53.185799
S-LAL12Q Ohara 1.6779 55.346888
S-LAL12 Ohara 1.6779 55.341195
LAL12 Ohara 1.6779 55.337587
L-LAL12 Ohara 1.6779 54.88744
Compare Glasses
    Compare Selected