RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of HIKARI - SF (Dense flint)
J-SF8

Wavelength: µm
 (0.360 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.76136798-0.0108932344λ^{2}+0.0279459967λ^{-2}+0.00232580023λ^{-4}-0.000432657789λ^{-6}+9.2814925\text{×}10^{-05}λ^{-8}-9.03546717\text{×}10^{-06}λ^{-10}+4.01729395\text{×}10^{-07}λ^{-12}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -4.3305e-06 8.5441e-09 -1.6638e-12 9.2779e-07 1.1946e-09 0.27057
nd: 1.688930
Vd: 31.163593
density: 2.93 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 9.2e-06 K-1
dPgF: 0.0072
phosphate_resistance: 1.0

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