L. A. Bolshakov, I. V. Rodionov, E. V. Salimzhanova, Yu. V. Seryanov
Saratov State Technical University, Saratov, Russia
The Plotcals computer program has been developed for handling the optical photomicrographs by the method of photographic projections with definition of an average unclosed porosity of biofissile hydroxyapatite coats, superimposed by the electric-are plasma deposition.