Optical constants of SCHOTT - K (Crown)
K10
Wavelength:
µm
(0.3–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.15687082λ^2}{λ^2-0.00809424251}+\frac{0.0642625444λ^2}{λ^2-0.0386051284}+\frac{0.872376139λ^2}{λ^2-104.74773}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 4.86e-06 1.72e-08 -3.02e-11 3.82e-07 4.53e-10 0.26
nd: 1.50137
Vd: 56.41
glass_code: 501564.252
glass_status: standard
density: 2.52 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.5e-06 K-1
- temperature_range: 20 300 °C
coefficient: 7.4e-06 K-1
dPgF: -0.0015
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.0
phosphate_resistance: 1.2
Comments
lead containing glass type
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets