Over the past one decade a great deal of work has been carried to understand the emission properties of
various rare earth ions doped optical materials [1–9]. Regarding transition metal ions doped materials, only a
little work has so far been reported [10–14]. In order to examine the significance and importance of heavy
metal oxide (HMO)-based glasses, we have recently investigated the optical properties and reported certain
important results on the Cu2+:ZPB glasses [15] and wherein it is reported that B2O3 functions as a good
network-former and ZnO, PbO are working as network-modifiers and transition metal ions are mostly in
divalent valence states. Keeping in view the encouraging properties we obtained from Cu2+:ZPB glasses,
it has been considered to systematically analyze the optical characteristic parameterization of yet another three
more divalent transition metal ions such as Mn2+ (3d5), Co2+ (3d7) and Ni2+ (3d8), as these ions are
also potentially luminescent like the Cu2+ ions. Therefore, the present paper brings out the results of the