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Optical constants of HIKARI - Glasses for precision molding
Q-SK55S

Wavelength: µm
 (0.280 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.48678163-0.0106945057λ^{2}-0.000121587496λ^{4}+0.0138678388λ^{-2}+0.000128599548λ^{-4}+8.04132494\text{×}10^{-06}λ^{-6}-1.64917822\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 2.8846e-06 1.0791e-08 -1.6882e-12 4.8996e-07 6.3939e-10 0.16525
nd: 1.588870
Vd: 61.131395
density: 2.95 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 6.6e-06 K-1
dPgF: -0.0034

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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