RefractiveIndex.INFO Refractive index database

Shelf

Book

Page

Optical constants of HIKARI - LaSF (Lanthanum dense flint)
J-LASFH16

Wavelength: µm
 (0.365 – 2.400)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.83294326-0.0156840611λ^{2}+0.0528843692λ^{-2}+0.00350978963λ^{-4}-0.000506491928λ^{-6}+0.000115081798λ^{-8}-1.10388704\text{×}10^{-05}λ^{-10}+5.01900181\text{×}10^{-07}λ^{-12}$$

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

Additional information

n_is_absolute: false
λ_is_vacuum: false
temperature: 23.0 °C
n_d: 2.001000
V_d: 29.123651
density: 5.1 g/cm3
coefficient_of_thermal_expansion_1: 7.1e-06 K-1
ΔP_gF: 0.0041
phosphate_resistance: 1.0

References

1) HIKARI optical glass catalog 2015-04-01
2) HIKARI Zemax catalog

More info - wiki

Hikari Glass Co., Ltd. is a Japanese glass maker, a subsidiary of Nikon Corp.

External links

Latest optical glass catalog