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Optical constants of OHARA - BAH (Barium, high-index)
S-BAH10

Wavelength: µm
 (0.34 – 2.4)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.59034337λ^2}{λ^2-0.0093273434}+\frac{0.138464579λ^2}{λ^2-0.0427498654}+\frac{1.21988043λ^2}{λ^2-119.251777}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 25.0 °C
coefficients_of_thermal_dispersion: 3.39e-06 1.19e-08 -3.43e-11 5.18e-07 5.64e-10 0.261
n_d: 1.670029
V_d: 47.230916
glass_code: 670473
glass_status: standard
density: 3.48 g/cm3
coefficient_of_thermal_expansion_1: 6.8e-06 K-1
coefficient_of_thermal_expansion_2: 8e-06 K-1
ΔP_gF: -0.0024
climatic_resistance: 2.0
acid_resistance: 51.2
phosphate_resistance: 1.0

Comments

Recommended

References

1) OHARA optical glass datasheets 2015-12-01
2) OHARA Zemax catalog 2015-12-01

Data

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

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

Ohara Group

Ohara Group is an international group of companies with headquarters in Japan and subsidiaries in Japan (Ohara, Inc.), United States (Ohara Corporation), and Germany (Ohara, GmbH). Ohara manufactures optical and electronic products and also offers measurement services, in particular measurement of refractive indices of solids and liquids.

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