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Optical constants of HIKARI - multiple purpose
NIFS-S

Wavelength: µm
 (0.18489 – 2.500)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{0.565169763λ^2}{λ^2-0.003823156}+\frac{0.422092787λ^2}{λ^2-0.011444418}+\frac{0.11689465λ^2}{λ^2-0.015169704}+\frac{0.883720207λ^2}{λ^2-96.4254081}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 22.5 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 2.15e-05 3.84e-08 -5.68e-13 3.33e-07 3.98e-10 0.184
nd: 1.458477
Vd: 67.826411
density: 2.2 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 6.3e-07 K-1
dPgF: -0.0021
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.0
phosphate_resistance: 1.0

Comments

TCE value is available for 25 to 300 degrees Celsius.

References

NIKON Zemax catalog 2017-11 (obtained from http://www.nikon.com)
See also NIKON synthetic silica 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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