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Optical constants of SUMITA - VC
K-VC79

Wavelength: µm
 (0.270 – 2.000)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.5520489-0.011234947λ^{2}+0.014455084λ^{-2}+0.00046725318λ^{-4}-3.6714004\text{×}10^{-05}λ^{-6}+2.2810504\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: 5.06e-07 1.46e-08 -2.13e-11 4.85e-07 4.45e-11 0.187
n_d: 1.61035
V_d: 57.9
glass_code: 610579
density: 3.09 g/cm3
coefficient_of_thermal_expansion_1: 7.2e-06 K-1
coefficient_of_thermal_expansion_2: 9.3e-06 K-1
ΔP_gF: -0.0058
climatic_resistance: 2.0
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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