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Optical constants of HIKARI - SF (Dense flint)
Q-SF6S

Wavelength: µm
 (0.365 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.11291202-0.0125998729λ^{2}+0.0420929946λ^{-2}+0.0028996124λ^{-4}-0.000373431538λ^{-6}+9.67592867\text{×}10^{-05}λ^{-8}-9.85184772\text{×}10^{-06}λ^{-10}+5.06525233\text{×}10^{-07}λ^{-12}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -5.5552e-06 9.2292e-09 -5.7066e-13 1.0819e-06 1.6213e-09 0.28521
n_d: 1.803010
V_d: 25.531943
density: 3.34 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.6e-06 K-1
ΔP_gF: 0.0138
phosphate_resistance: 1.0

Comments

For mold lens

References

NIKON Zemax catalog 2017-11 (obtained from http://www.nikon.com)
See also HIKARI glass data sheets

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

Hikari Glass Co., Ltd.

Hikari Glass Co., Ltd. is a Japanese glass maker, a subsidiary of Nikon Corp.

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