RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of CDGM - LAF (Lanthanum flint)
H-LAF6LA

Wavelength: µm
 (0.320 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.01970241-0.0158473652λ^{2}+0.0227654052λ^{-2}+0.000979523125λ^{-4}-6.86654467\text{×}10^{-05}λ^{-6}+4.74327269\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
n_d: 1.757003
V_d: 47.713789
glass_code: 757477
density: 4.06 g/cm3
coefficient_of_thermal_expansion_1: 5.7e-06 K-1
coefficient_of_thermal_expansion_2: 6.9e-06 K-1
ΔP_gF: -0.0098
climatic_resistance: 1.0

References

CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)

Data

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

INFO

CDGM Glass Co., Ltd.

CDGM Glass Co., Ltd. is a leading optical glass supplier in China with a worldwile distribution network.

External links


Glass

External links