Abstract

As an example of the great influence the parameters of a multilayer coating have in the absorption, this Technical Note considers five pairs of ThF4/ZnS or ThF4/CdTe layers on silver at 10.6-μm wavelength at a 45° angle of incidence.

© 1990 Optical Society of America

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References

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  1. W. H. Southwell, “Multilayer Coatings Producing 90° Phase Change,” Appl. Opt. 18, 1875 (1979).
    [CrossRef] [PubMed]
  2. W. H. Southwell, “Multilayer Coating Design Achieving a Broadband 90° Phase Shift,” Appl. Opt. 19, 2688–2692 (1980).
    [CrossRef] [PubMed]
  3. M. E. Pedinoff, M. Braunstein, O. M. Stafsudd, “Refractive Indices of ir Materials: 10.6-μm Ellipsometer Measurements,” Appl. Opt. 16, 2849–2857 (1977).
    [CrossRef] [PubMed]
  4. P. A. Young, “Thin Films for Use on Sodium Chloride Components of Carbon Dioxide Lasers,” Thin Solid Films 6, 423–441 (1970).
    [CrossRef]

1980

1979

1977

1970

P. A. Young, “Thin Films for Use on Sodium Chloride Components of Carbon Dioxide Lasers,” Thin Solid Films 6, 423–441 (1970).
[CrossRef]

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Tables (2)

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Table I Fractional Thicknesses and Performances of Optimized 90° Phase Shift Nonabsorbing and Absorbing Coatings on Silver ( n ^= 9.5−i73) at 45° Angle of Incidence and λ = 10.6 μm

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Table II Performances of Absorbing Coatings Computed by Using the Layer Fractional Thicknesses Given in Table I for Nonabsorbing Layers

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