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Optical constants of CDGM - K (Crown)
D-K59

Wavelength: µm
 (0.310 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.27042265-0.00876481814λ^{2}+0.0132414328λ^{-2}-0.000548580823λ^{-4}+9.37358416\text{×}10^{-05}λ^{-6}-4.41911546\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: 5.85e-06 2.25e-08 -1.51e-10 3.09e-07 -8.98e-10 0.268
n_d: 1.517602
V_d: 63.502624
glass_code: 518635
density: 2.41 g/cm3
coefficient_of_thermal_expansion_1: 6e-06 K-1
coefficient_of_thermal_expansion_2: 8e-06 K-1
ΔP_gF: -0.0016
climatic_resistance: 1.0

References

CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)

Data

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

INFO

CDGM Glass Co., Ltd.

CDGM Glass Co., Ltd. is a leading optical glass supplier in China with a worldwile distribution network.

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