Located in Berlin, APE is a worldwide leading supplier in the field of ultrashort laser pulse diagnostic and tuneable wavelength conversion. Our product portfolio includes optical parametric oscillators (OPOs), optical parametric amplifiers (OPAs), and systems for harmonic generation (HarmoniXX series). Our ultrashort pulse diagnostics line covers autocorrelators for pulse width measurements, spectrometers, and other equipment for measuring and characterizing femtosecond and picosecond laser pulses