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Optical constants of HOYA - BaCD (Dense barium crown)
BACD18

Wavelength: µm
 (0.320–1.550)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula

$$n^2=2.6365277-0.0097558464λ^{2}+0.017143665λ^{-2}+0.00022592497λ^{-4}+3.0855342\text{×}10^{-06}λ^{-6}+4.5831917\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 1.93796e-06 0.0 0.0 0.0 0.0 0.0
nd: 1.63854
Vd: 55.45
glass_code: 639555
density: 3.66 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 6.9e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 8.1e-06 K-1
dPgF: -0.0011
climatic_resistance: 1.0
stain_resistance: 4.0
acid_resistance: 4.0

Comments

General 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.

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