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Optical constants of HOYA - FCD (Dense fluor crown)
M-FCD1

Wavelength: µm
 (0.300 – 1.550)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.2189068-0.0061707065λ^{2}+0.0080887631λ^{-2}+0.00013357782λ^{-4}+1.9476186\text{×}10^{-07}λ^{-6}-2.2577804\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -1.75e-05 -5.28e-09 2.39e-11 3.52e-07 1.97e-10 0.186
nd: 1.49710
Vd: 81.56
glass_code: 497816
glass_status: standard
density: 3.64 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 1.29e-05 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.63e-05 K-1
dPgF: 0.0369
climatic_resistance: 1.0
stain_resistance: 4.0
acid_resistance: 3.0

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.

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