High pressure luminescence and time resolved spectra of La2Be2O5:Pr3+

► Luminescence, luminescence excitation and luminescence time resolved spectra of La2Be2O5:Pr3+ is presented. ► Up-converted luminescence related to 4f5d → 4f2 transition excited with 488 nm is presented. ► Possibility of existence of praseodymium trapped exciton states is discussed.