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Optical constants of CDGM - ZF (Dense flint)
ZF52

Wavelength: µm
 (0.360 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.242645-0.00779545833λ^{2}+0.0533808621λ^{-2}+0.00151154152λ^{-4}+7.22194744\text{×}10^{-05}λ^{-6}+1.6602659\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 5.94e-06 2.59e-08 -2.29e-10 1.88e-06 1.39e-09 0.284
n_d: 1.846669
V_d: 23.827549
glass_code: 847238
density: 5.49 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.6e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 9.9e-06 K-1
ΔP_gF: 0.014
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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