Dielectrics, in general, can be described as materials that are very poor conductors of electric current. They are essentially dielectrics, insulating materials or a very poor conductor of electric current. When dielectrics are placed in an electric field, virtually no current flows through them, dielectric polarization. The process of producing electric dipoles oriented in the direction of the field is called polarization in a dielectric. Dielectric polarization is also the movement of charged particles under the action of the external electric field. So it is useful to make circuits, capacitors, etc. Dielectric properties such as dielectric constant ε', dielectric loss ε", dissipation factor tan δ, electrical modulus M' and M" and membrane-scale behavior are analyzed as a function of frequency with the support conductivity data.Diagonal Technologies. In today's market, diagonals are varied and come in four common technologies for amateur equipment: aluminized Al mirror, silver Ag mirror, dielectric mirror and glass prism. Aluminum and silver mirror technologies come in two main varieties: protected and enhanced.4.8 5. Eloise Braun. Global mark. Lucy Gilles. Global mark. Drive, Oakland.