LAH60 by Ohara

Obsolete Unknown Environmentally Friendly

LAH60 by Ohara is an obsolete optical glass. It transmits from 0.33 to 2.33 µm with an nd of 1.834 and a Vd of 37.166863.

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) 1.834
Abbe Number (Vd) 37.166863
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{3.26185 - 0.0153758\,\lambda^2 + 0.0331529\,\lambda^{-2} + 0.001409\,\lambda^{-4} - 5.52956 \times 10^{-5}\,\lambda^{-6} + 7.13604 \times 10^{-6}\,\lambda^{-8}}$$
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
LASFN14 Sumita 1.834 37.2
H-ZLAF53BGT CDGM 1.834 37.210555
H-ZLAF53B CDGM 1.834 37.210555
K-LaSFn14 Sumita 1.834 37.3
N-LASF40 Schott 1.83404 37.3
M-NBFD10 Hoya 1.83441 37.29
MP-NBFD10-20 Hoya 1.83461 37.29
NBFD10 Hoya 1.834 37.34
NBFD40 Hoya 1.829 36.496616
LASF14A Schott 1.822226 37.454652
Similar Glasses (Ohara)
Glass Manufacturer nd Vd Compare
S-LAH60MQ Ohara 1.833999 37.172099
S-LAH60 Ohara 1.834 37.160487
S-LAH60V Ohara 1.833999 37.206855
L-LAH90 Ohara 1.8322 40.097595
L-LAH94 Ohara 1.860999 37.097767
L-LAH85V Ohara 1.854 40.378368
L-LAH85 Ohara 1.854 40.393284
L-LAH84P Ohara 1.81225 40.294279
S-LAH89 Ohara 1.8515 40.782269
S-LAH63Q Ohara 1.8044 39.580489
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