RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of SCHOTT - BaSF (Barium dense flint)
N-BASF2

Wavelength: µm
 (0.37 – 2.5)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.53652081λ^2}{λ^2-0.0108435729}+\frac{0.156971102λ^2}{λ^2-0.0562278762}+\frac{1.30196815λ^2}{λ^2-131.3397}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 1.89e-06 1.22e-08 -1.61e-11 7.77e-07 9.96e-10 0.256
nd: 1.66446
Vd: 36
glass_code: 664360.315
glass_status: standard
density: 3.151 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.12e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 8.13e-06 K-1
dPgF: 0.0057
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.0
phosphate_resistance: 1.0

Comments

References

SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

SCHOTT AG

SCHOTT AG is a German glass manufacturer. SCHOTT also publishes a glass catalog (SCHOTT Optical Glass Datasheets), which is a standard reference for the properties of many optical glasses.

External links


Glass

External links