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Optical constants of HOYA - FD (Dense flint)
FD60-W

Wavelength: µm
 (0.360 – 1.550)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.1171483-0.011616277λ^{2}+0.044864975λ^{-2}+0.0016588491λ^{-4}+2.5716854\text{×}10^{-05}λ^{-6}+1.4757657\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: -5.29e-06 9.6e-09 -5.1e-11 1.06e-06 1.34e-09 0.282
n_d: 1.80518
V_d: 25.46
glass_code: 805255
glass_status: standard
density: 3.36 g/cm3
coefficient_of_thermal_expansion_1: 8.8e-06 K-1
coefficient_of_thermal_expansion_2: 1.09e-05 K-1
ΔP_gF: 0.0132
climatic_resistance: 1.0
stain_resistance: 1.0
acid_resistance: 1.0

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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