Cojocaru E
Appl Opt. 1995 Dec 1;34(34):7949-51. doi: 10.1364/AO.34.007949.
The reflectance of an absorbing medium for incident light of arbitrary polarization can exhibit two extrema at angles of incidence φ(max) and φ(min). The behavior of iso-φ(max) and iso-φ(min) contours in the complex plane of a dielectric constant for various incident polarizations is analyzed.