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Refractive index database


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Optical constants of HIKARI - LF (Light flint)
J-LF6

Wavelength: µm
 (0.350 – 2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula

$$n^2=2.40368894-0.00844989386λ^{2}-0.00012227067λ^{4}+0.0183786358λ^{-2}+9.28895588\text{×}10^{-05}λ^{-4}+9.23801901\text{×}10^{-05}λ^{-6}-9.1429577\text{×}10^{-06}λ^{-8}+5.77555194\text{×}10^{-07}λ^{-10}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -2.7512e-06 9.5882e-09 -9.4671e-13 6.8811e-07 8.1358e-10 0.24835
nd: 1.567320
Vd: 42.578098
density: 2.61 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 9.1e-06 K-1
dPgF: 0.0024
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.

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