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Optical constants of HIKARI - multiple purpose
NICF-V

Wavelength: µm
 (0.157 – 2.500)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{0.581797965λ^2}{λ^2-0.002477442}+\frac{0.373232342λ^2}{λ^2-0.01032026}+\frac{0.083677196λ^2}{λ^2-0.010323473}+\frac{2.36293749λ^2}{λ^2-738.225998}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 22.5 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -3.16e-05 -2.05e-08 9.02e-13 4.32e-07 2.04e-10 0.115
n_d: 1.433837
V_d: 95.260792
density: 3.18 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 1.84e-05 K-1
ΔP_gF: 0.0553
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 4.5
alkali_resistance: 2.3
phosphate_resistance: 1.0

Comments

TCE value is available for 0 to 25 degrees Celsius.

References

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