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Optical constants of HOYA - FC (Fluor crown)
FC5

Wavelength: µm
 (0.280 – 1.550)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.1894054-0.0099044908λ^{2}+0.008640337λ^{-2}+0.00022263067λ^{-4}-1.2291942\text{×}10^{-05}λ^{-6}+5.9386349\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -6.6046e-06 0.0 0.0 0.0 0.0 0.0
n_d: 1.48749
V_d: 70.45
glass_code: 487704
density: 2.45 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 9.3e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.02e-05 K-1
ΔP_gF: 0.0092
climatic_resistance: 5.0
stain_resistance: 5.0
acid_resistance: 5.0

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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