RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of CDGM - ZK (Dense crown)
H-ZK20

Wavelength: µm
 (0.290 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.56416217-0.00663710078λ^{2}+0.0191195924λ^{-2}-0.000520583562λ^{-4}+0.000117796641λ^{-6}-5.72026705\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: 3.96e-07 3.18e-08 4.78e-11 5.07e-07 -2.17e-09 0.255
n_d: 1.617203
V_d: 53.928400
glass_code: 617539
density: 3.66 g/cm3
coefficient_of_thermal_expansion_1: 7.8e-06 K-1
coefficient_of_thermal_expansion_2: 9e-06 K-1
ΔP_gF: -0.0001

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