RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of HIKARI - LaF (Lanthanum flint)
LAF11

Wavelength: µm
 (0.360 – 0.7)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.809631+0.1142767λ^{2}+0.1251064λ^{-2}-0.0221709λ^{-4}+0.002916176λ^{-6}-0.0001356855λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
nd: 1.756920
Vd: 31.704801
glass_code: 757317
glass_status: preferred
density: 4.58 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 6.4e-06 K-1
dPgF: -0.0001

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