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Optical constants of OHARA - PBH (Plumbate, high-index)
PBH14W

Wavelength: µm
 (0.3–2.4)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula

$$n^2=2.9836628-0.012013213λ^{2}+0.035225183λ^{-2}+0.0031766736λ^{-4}-0.000253238λ^{-6}+2.7797101\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
wavelength_is_vacuum: false
temperature: 25.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 1.231e-05 0.0 0.0 0.0 0.0 0.0
nd: 1.761819
Vd: 26.553651
glass_code: 762266
glass_status: preferred
density: 4.55 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.1e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 8.2e-06 K-1
dPgF: 0.0125
acid_resistance: 1.2
phosphate_resistance: 2.0

Comments

Improved Transmittance

References

OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets

Data

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

INFO

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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