Optical constants of OHARA - BAH (Barium, high-index)
S-BAH10
Wavelength:
µm
(0.34 – 2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.59034337λ^2}{λ^2-0.0093273434}+\frac{0.138464579λ^2}{λ^2-0.0427498654}+\frac{1.21988043λ^2}{λ^2-119.251777}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 25.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 3.39e-06 1.19e-08 -3.43e-11 5.18e-07 5.64e-10 0.261
nd: 1.670029
Vd: 47.230916
glass_code: 670473
density: 3.48 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.8e-06 K-1
- temperature_range: 20 300 °C
coefficient: 8e-06 K-1
dPgF: -0.0024
climatic_resistance: 2.0
acid_resistance: 51.2
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
Data
INFO
BAF10 optical glass
BAF10 is a very popular optical glass. Most glass makers produce this or very similar glass under slightly different names.BAF10 and similar glasses produced by different makers
| Maker | Glass |
|---|---|
| Schott | N-BAF10 |
| Hikari | E-BAF10 |
| HOYA | BAF10 |
| Ohara | S-BAH10 |
| CDGM | H-ZBAF52 |