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Optical constants of SF5
J-SF5 (HIKARI)

Wavelength: µm
 (0.360 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.71072072-0.0102160186λ^{2}-9.06763794\text{×}10^{-05}λ^{4}+0.0288337808λ^{-2}+0.000557561753λ^{-4}+0.000133564048λ^{-6}-1.34358407\text{×}10^{-05}λ^{-8}+1.19202152\text{×}10^{-06}λ^{-10}$$

Conditions & Spec sheet

    n_is_absolute: false
    λ_is_vacuum: false
    temperature: 23.0 °C
    n_d: 1.672700
    V_d: 32.185454
    density: 2.9 g/cm3
    coefficient_of_thermal_expansion_1: 8.5e-06 K-1
    ΔP_gF: 0.0069
    phosphate_resistance: 1.0

References

1) HIKARI optical glass catalog 2015-04-01
2) HIKARI Zemax catalog

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.

External links

Latest optical glass catalog


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

Glass

External links