RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of CDGM - K (Crown)
H-K50

Wavelength: µm
 (0.320 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.2834436-0.00800379011λ^{2}+0.0130801119λ^{-2}-0.000224166591λ^{-4}+6.15548619\text{×}10^{-05}λ^{-6}-2.94342401\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -1.18e-06 1.18e-08 -7.33e-11 5.47e-07 1.51e-09 0.174
nd: 1.522490
Vd: 59.512324
glass_code: 522595
density: 2.52 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.9e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 9.6e-06 K-1
dPgF: 0.0009

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