LACL3 by Hoya

Obsolete Unknown Environmentally Dangerous

LACL3 by Hoya is an obsolete optical glass. It transmits from 0.33 to 2.33 µm with an nd of 1.664798 and a Vd of 53.401295. It has dangerous environmental properties.

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) 1.664798
Abbe Number (Vd) 53.401295
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{2.71727 - 0.009855\,\lambda^2 + 0.0196352\,\lambda^{-2} - 9.8258 \times 10^{-6}\,\lambda^{-4} + 3.88846 \times 10^{-5}\,\lambda^{-6} - 8.09749 \times 10^{-7}\,\lambda^{-8}}$$
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
K-LaKn11 Sumita 1.6583 53.4
LAKN11 Sumita 1.6583 53.4
BBO Generic Birefringent 1.670737 52.593907
H-LAK11 CDGM 1.66461 54.612239
K-VC78(M) Sumita 1.66624 55.1
LAKN9 Sumita 1.678 53.3
H-LAK67 CDGM 1.67 51.738482
LAKN7 Sumita 1.67 51.7
K-LaKn7 Sumita 1.67 51.7
D-LAK70-25 CDGM 1.668 55.295752
Similar Glasses (Hoya)
Glass Manufacturer nd Vd Compare
LACL8 Hoya 1.677896 53.419218
LACL4 Hoya 1.669603 51.65903
E-BACED20 Hoya 1.6485 53.03
BACED20 Hoya 1.648498 53.03151
BACED5 Hoya 1.65844 50.86
LAC12 Hoya 1.6779 55.52
LACL2 Hoya 1.650201 55.737216
LACL9 Hoya 1.6779 50.551353
LAC9 Hoya 1.691 54.7
LAC13 Hoya 1.6935 53.34
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