An ophthalmic laser system includes a laser engine to generate a beam offemtosecond laser pulses, a laser scanner toscan each laser pulse of the beam in three dimensions according to a scanpattern, and a compound lens comprising a glass lens anda birefringent lens, the compound lens arranged to receive the scanned beamand configured to split each laser pulse of the scannedbeam into an ordinary pulse and an extraordinary pulse, producing an ordinarybeam comprising ordinary pulses and an extraordinarybeam comprising extraordinary pulses.