STZK-Hyper-FS series of high energy ultrafast sub-ps lasers employs advanced SESAM clamping, it is stable and reliable, and requires no external start-up. The internal seed oscillator is fiber optic which results in miniaturized design. Regenerative amplification technology ensures high contrast. Multi-pass amplification technology to ensure good beam quality. The design is highly reliable and maintenance-free. With the use of follow-up light pump amplification technology, can output 1J.