RefractiveIndex.INFO

Refractive index database


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Optical constants of HIKARI - multiple purpose
4786

Wavelength: µm
 (0.240 – 2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{0.795944286λ^2}{λ^2-0.00371401467}+\frac{0.356650937λ^2}{λ^2-0.0125884185}+\frac{0.98008113λ^2}{λ^2-190.314843}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 22.5 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -1.68e-05 -6.33e-09 2.67e-13 4.08e-07 4.89e-10 0.0942
nd: 1.474099
Vd: 86.779772
density: 3.55 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 1.25e-05 K-1
dPgF: 0.0363
climatic_resistance: 1.0
acid_resistance: 4.0
alkali_resistance: 4.0

References

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

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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Glass

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