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APe pulseCheck NX Autocorrelator

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APe pulseCheck NX Autocorrelator

APe pulseCheck NX Autocorrelator

High sensitivity and dynamic range, low noise






The pulseCheck NX is a leap forward in the evolution of a product line, which has been market leading and trusted for more than 25 years. The new autocorrelator design implements an unprecedented level of integration, including software, electronics, mechanics and optics.



  • Exchangeable Optics Sets for wavelenegth coverage from 200nm to 12µm
  • Wide range of sensitivity levels covered with PMT, PD and TPA
  • High temporal resolution with a sampling resolution down to 50 attoseconds
  • Toggle between interferometric and intensity autocorrelation
  • Integrated Controller for data acquisition, data fitting, and fast FPGA data processing
  • Software aided wavelength tuning of crystal (phase matching)
  • Fully compliant with DIN 58175-2:2021-04 (pulse measurement)
  • NX-software and USB as well as Ethernet connection
  • TCP/IP remote control with standardised command set for easy programming
  • Option: FROG for complete pulse characterisation

For further information please contact us or download the datasheet.


pulseCheck NX datasheet                                                Read more on APE's website