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Optical constants of SUMITA - PSF
K-PSFn203(M)

Wavelength: µm
 (0.380 – 2.000)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.812992-0.016672868λ^{2}+0.067171636λ^{-2}+0.0057116528λ^{-4}-0.00042822929λ^{-6}+7.1278944\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: 1.26e-05 4.23e-08 -4.24e-10 2.34e-06 8.67e-10 0.308
n_d: 2.01105
V_d: 20.8
density: 6.17 g/cm3
coefficient_of_thermal_expansion_1: 8.2e-06 K-1
coefficient_of_thermal_expansion_2: 9.1e-06 K-1
ΔP_gF: 0.0298
climatic_resistance: 1.0
acid_resistance: 5.0

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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