Optical constants of SCHOTT - SF (Dense flint)
N-SF5
Wavelength:
µm
(0.37–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.52481889λ^2}{λ^2-0.011254756}+\frac{0.187085527λ^2}{λ^2-0.0588995392}+\frac{1.42729015λ^2}{λ^2-129.141675}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -2.51e-07 1.07e-08 -2.4e-11 7.85e-07 1.15e-09 0.278 nd: 1.67271 Vd: 32.25 glass_code: 673323.286 glass_status: standard density: 2.858 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 7.94e-06 K-1 - temperature_range: 20 300 °C coefficient: 9.21e-06 K-1 dPgF: 0.0088 climatic_resistance: 1.0 stain_resistance: 0.0 acid_resistance: 1.0 alkali_resistance: 1.0 phosphate_resistance: 1.0
Comments
step 0.5 available
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets
Data
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 |