RefractiveIndex.INFO

Refractive index database


nk database   |   n2 database   |   about

Shelf

Book

Page

Optical constants of HOYA - FDS (Special dense flint)
E-FDS2

Wavelength: µm
 (0.36501–1.550)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula

$$n^2=3.7672603-0.017001227λ^{2}+0.069849634λ^{-2}+0.0063862892λ^{-4}-0.00050812539λ^{-6}+8.4455529\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 2.17e-07 1.14e-08 -3.07e-11 1.84e-06 2.48e-09 0.308
nd: 2.00272
Vd: 19.32
glass_status: standard
density: 5.08 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.9e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.01e-05 K-1
dPgF: 0.0315
climatic_resistance: 1.0
stain_resistance: 1.0
acid_resistance: 1.0

Comments

Recommended glass type

References

HOYA Zemax catalog 2017-04-01 (obtained from http://www.hoya-opticalworld.com)

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

HOYA Corporation

Hoya Corporation is a Japanese company manufacturing optical products.

External links


Glass

External links