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Optical constants of HIKARI - SK (Dense crown)
Q-SK52S

Wavelength: µm
 (0.280 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.46682919-0.0100692159λ^{2}-0.000110027728λ^{4}+0.0140726622λ^{-2}+0.000136654094λ^{-4}+8.57488472\text{×}10^{-06}λ^{-6}-1.75474987\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 5.0538e-06 1.23472e-08 1.77584e-12 4.97469e-07 5.44575e-10 0.195505
nd: 1.582860
Vd: 59.504606
density: 2.8 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 6.2e-06 K-1
dPgF: -0.0037
phosphate_resistance: 3.0

Comments

For mold lens

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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