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Optical constants of HIKARI - FK (Fluor crown)
P-FK01S

Wavelength: µm
 (0.280 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.2209843-0.00850617932λ^{2}+0.00565991749λ^{-2}+0.000843578948λ^{-4}-9.83647071\text{×}10^{-05}λ^{-6}+4.93916644\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 23.0 °C
n_d: 1.496488
V_d: 81.546118
glass_status: preferred
density: 3.61 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 1.48e-05 K-1
ΔP_gF: 0.0297

Comments

Low Tg glass

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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