RefractiveIndex.INFO

Refractive index database


nk database   |   n2 database   |   about

Shelf

Book

Page

Optical constants of HOYA - BaCD (Dense barium crown)
M-BACD5N

Wavelength: µm
 (0.280–1.550)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula

$$n^2=2.48951-0.01224496λ^{2}+0.01294262λ^{-2}+0.0003490449λ^{-4}-1.777228\text{×}10^{-05}λ^{-6}+9.113719\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 3.33e-06 1.01e-08 -4.77e-11 6.07e-07 6.78e-10 8.15e-09
nd: 1.58913
Vd: 61.25
glass_code: 589613
glass_status: standard
density: 2.82 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 6.6e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 8.8e-06 K-1
dPgF: -0.0007
climatic_resistance: 2.0
stain_resistance: 2.0
acid_resistance: 4.0

Comments

Glass for molded optics lens

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