RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

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_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 5.85e-06 2.25e-08 -1.51e-10 3.09e-07 -8.98e-10 0.268
nd: 1.517602
Vd: 63.502624
glass_code: 518635
density: 2.41 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 6e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 8e-06 K-1
dPgF: -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.

External links


Glass

External links