Optix.eXpert
Optix.eXpert is our new website that aims at connecting optical professionals with employers looking to outsource optics related work. Sign up and post a listing now to start offering a service.
Optical constants of OHARA - NSL (Niobosilicate, low-index)
S-NSL36
Wavelength:
µm
(0.34 – 2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.09666153λ^2}{λ^2-0.00667491123}+\frac{0.168990073λ^2}{λ^2-0.033609545}+\frac{1.20580827λ^2}{λ^2-141.668738}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 25.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 6.73e-07 1.17e-08 -4.11e-11 5.17e-07 5.13e-10 0.241
nd: 1.517417
Vd: 52.430903
glass_code: 517524
density: 2.46 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9.3e-06 K-1
dPgF: -0.0002
climatic_resistance: 1.0
acid_resistance: 1.0
phosphate_resistance: 1.0
Comments
Recommended
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets