mpo100MPO100 tool for 3D lithography and 3D microprinting Heidelberg Instruments Mikrotechnik and Multiphoton Optics have introduced the MPO 100, multi-user tool for 3D lithography and 3DA 1cm tall 3D printed scaffold structure for biomedicine. Photo via Multiphoton Optics. The MPO 100 3D printer. Multiphoton Optics’ new TPP 3D printer features a laser wavelength in the green