RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of CDGM - ZF (Dense flint)
H-ZF13

Wavelength: µm
 (0.370 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.05150937-0.0123177102λ^{2}+0.0421532614λ^{-2}+0.00181669625λ^{-4}-2.87661517\text{×}10^{-05}λ^{-6}+1.88518506\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: -4.97e-06 1.25e-08 2.17e-11 1.02e-06 2.47e-09 0.282
n_d: 1.784721
V_d: 25.719658
glass_code: 785257
glass_status: standard
density: 3.25 g/cm3
coefficient_of_thermal_expansion_1: 8.6e-06 K-1
coefficient_of_thermal_expansion_2: 1.06e-05 K-1
ΔP_gF: 0.0149
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