Poser poses (.pz2) can most likely be converted to other 3D models, like the common 3D object (.obj) file. This can be done using some of the better 3D modeling programs, such as DAZ Studio or similar.
Convert Poser pose file to 3D object graphics.
We found 2 software records in the database related to .pz2 to .obj file format conversion.
Microsoft Windows software - convert pz2 to obj on Windows
A 3D animation software
Convert from pz2 file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned pz2 to obj. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
Apple macOS / Mac OS X software - convert pz2 to obj on OS X
A Mac version of the popular modeling tool