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Optical constants of CDGM - QF (Light flint)
H-QF14

Wavelength: µm
 (0.360 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.48489196-0.00931778798λ^{2}+0.0204890803λ^{-2}+0.000525537026λ^{-4}-2.39700021\text{×}10^{-06}λ^{-6}+4.02659016\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 2.81e-07 1.63e-08 -1.07e-11 6.25e-07 4.08e-10 0.282
nd: 1.595512
Vd: 39.228024
glass_code: 596392
density: 2.62 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.8e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 9.2e-06 K-1
dPgF: 0.0014
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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