Optical constants of SCHOTT - SF (Dense flint)
SF11
Wavelength:
µm
(0.39–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.73848403λ^2}{λ^2-0.0136068604}+\frac{0.311168974λ^2}{λ^2-0.0615960463}+\frac{1.17490871λ^2}{λ^2-121.922711}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 1.12e-05 1.81e-08 -5.03e-11 1.46e-06 1.58e-09 0.282 nd: 1.78472 Vd: 25.76 glass_code: 785258.474 glass_status: standard density: 4.74 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 6.1e-06 K-1 - temperature_range: 20 300 °C coefficient: 6.8e-06 K-1 dPgF: 0.0142 climatic_resistance: 1.0 stain_resistance: 0.0 acid_resistance: 1.0 alkali_resistance: 1.2 phosphate_resistance: 1.0
Comments
lead containing
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets
Data
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 |