RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of CDGM - QF (Light flint)
H-QF1

Wavelength: µm
 (0.340 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.35209772-0.00953088569λ^{2}+0.0149480904λ^{-2}+0.0006139718λ^{-4}-3.07481422\text{×}10^{-05}λ^{-6}+3.26363142\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -3.37e-06 1.32e-08 -5.38e-11 6.46e-07 6.5e-10 0.251
nd: 1.548141
Vd: 45.832966
glass_code: 548458
density: 2.58 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 9.3e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.1e-05 K-1
dPgF: 0.0008
climatic_resistance: 2.0

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.

External links


Glass

External links