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Optical constants of HIKARI - SF (Dense flint)
E-SF5

Wavelength: µm
 (0.360 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.71201742-0.0111228641λ^{2}+0.0276913413λ^{-2}+0.00113193687λ^{-4}-2.4225064\text{×}10^{-05}λ^{-6}+8.91515336\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 23.0 °C
nd: 1.672700
Vd: 32.107703
glass_code: 673321
glass_status: preferred
density: 2.89 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 9e-06 K-1
dPgF: 0.0085

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

SF5 optical glass

SF5 is a popular optical glass. Most glass makers produce this or very similar glass under slightly different names.

SF5 and similar glasses produced by different makers

Maker Glass
Schott N-SF5
Hikari E-SF5
HOYA E-FD5
Sumita K-SFLD5
CDGM ZF2

Hikari Glass Co., Ltd.

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

External links


Glass

External links