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Optical constants of SUMITA - VC
K-VC82(M)

Wavelength: µm
 (0.320 – 2.000)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula

$$n^2=2.9914895-0.01436707λ^{2}+0.024650584λ^{-2}+0.00071568019λ^{-4}-2.7938999\text{×}10^{-05}λ^{-6}+3.2293973\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 5.27e-06 1.73e-08 -7.19e-11 6.68e-07 9.93e-10 0.203
nd: 1.75028
Vd: 45.4
glass_code: 756456
density: 4.25 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 5.9e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 8e-06 K-1
dPgF: -0.0098
climatic_resistance: 1.0
acid_resistance: 4.0

References

SUMITA Zemax catalog 2017-02-02 (obtained from http://www.sumita-opt.co.jp)
See also SUMITA optical glass data book

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

SUMITA Optical Glass, Inc.

SUMITA Optical Glass, Inc. is a Japanese glass manufacturer

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