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Optical constants of HOYA - FCD (Dense fluor crown)
FCD705

Wavelength: µm
 (0.310 – 1.550)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.3742832-0.0062014418λ^{2}+0.010582967λ^{-2}+6.3100703\text{×}10^{-05}λ^{-4}+8.196715\text{×}10^{-06}λ^{-6}-3.4424446\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -1.64e-05 -6.43e-10 1.97e-11 3.83e-07 2.95e-10 0.0771
nd: 1.55032
Vd: 75.50
glass_code: 550755
glass_status: standard
density: 4.09 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 1.22e-05 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.4e-05 K-1
dPgF: 0.0277
climatic_resistance: 1.0
stain_resistance: 1.0
acid_resistance: 3.0

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.

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