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Optical constants of HOYA - FDS (Special dense flint)
FDS16-W

Wavelength: µm
 (0.36501 – 1.550)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.6906098-0.027849024λ^{2}+0.063139051λ^{-2}+0.012443698λ^{-4}-0.0014774085λ^{-6}+0.00017478701λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 2.97e-06 1.37e-08 -4.94e-11 1.36e-06 1.86e-09 0.333
n_d: 1.98612
V_d: 16.48
glass_code: 986165
glass_status: standard
density: 3.54 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 4.1e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 5.4e-06 K-1
ΔP_gF: 0.047
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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