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Optical constants of HIKARI - SF (Dense flint)
J-SF11

Wavelength: µm
 (0.365–2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula

$$n^2=3.05304325-0.012733991λ^{2}+0.0399774262λ^{-2}+0.00316619134λ^{-4}-0.000502824259λ^{-6}+0.000122491876λ^{-8}-1.25325941\text{×}10^{-05}λ^{-10}+6.19354223\text{×}10^{-07}λ^{-12}$$

Conditions & Spec sheet

n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -3.7686e-06 1.1024e-08 -1.0898e-12 1.0299e-06 1.5472e-09 0.28946
nd: 1.784720
Vd: 25.638420
density: 3.25 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.6e-06 K-1
dPgF: 0.0144
phosphate_resistance: 1.0

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

SF11 optical glass

SF11 is a popular optical glass. Most glass makers produce this or very similar glass under slightly different names.

SF11 and similar glasses produced by different makers

Maker Glass
Schott N-SF11
Hikari E-SF11
Sumita K-SFLD11
CDGM ZF13

Hikari Glass Co., Ltd.

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

External links


Glass

External links