RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of HIKARI - LaSF (Lanthanum dense flint)
P-LASFH19S

Wavelength: µm
 (0.320 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.2257027-0.0126902501λ^{2}+0.0306614932λ^{-2}+0.000658747108λ^{-4}+9.44972029\text{×}10^{-06}λ^{-6}+1.26490053\text{×}10^{-06}λ^{-8}-0.000120031201λ^{4}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 23.0 °C
n_d: 1.820980
V_d: 42.656255
glass_status: preferred
density: 4.98 g/cm3
coefficient_of_thermal_expansion_1: 6.8e-06 K-1
ΔP_gF: -0.008

Comments

Low Tg glass

References

NIKON Zemax catalog 2017-11 (obtained from http://www.nikon.com)
See also HIKARI glass data sheets

Data

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

INFO

Hikari Glass Co., Ltd.

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

External links


Glass

External links