RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of CDGM - F (Flint)
H-F4

Wavelength: µm
 (0.360 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.56216381-0.0130775362λ^{2}+0.0181084716λ^{-2}+0.00231573055λ^{-4}-0.000264961402λ^{-6}+2.07458046\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -6.54e-08 1.13e-08 2.48e-11 5.72e-07 4.48e-10 0.305
n_d: 1.620047
V_d: 36.347920
glass_code: 620364
glass_status: standard
density: 2.67 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.6e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 9e-06 K-1
ΔP_gF: 0.0024
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