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TOPAG Lasertechnik GmbH
Nieder-Ramstädter Str. 247
64285 Darmstadt
Telefon: +49 6151 4259 78
Telefax: +49 6151 4259 88 
E- mail: info [at] topag.de 

Autocorrelator IRA-0.45-3

509
Scanning Autocorrelator IRA-0.45-3

IRA-0.45-3

This autocorrelator is designed for ultrafast solid-state and fiber laser pulse measurement. The unit is most suitable for multi-kHz µJ-level fs and ps sources. The IRA includes opto-mechanical assembly and electronics with USB interface. The system is easy to operate and includes a full set of user friendly software tools for data collection and analysis.

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Bezeichnungen der Tabs

  • Description
  • Specifications
  • Pictures
Tab 1

Features

  • Pulse duration range 50 fs - 250 ps
  • Wavelength range 450-3000 nm
  • USB connection

Applications

  • Femtosecond and picosecond pulse duration and near contrast measurement
  • Novel ultrafast fiber laser development
  • OPA pulse width measurement
The IRA-0.45-3 scanning autocorrelator is specifically developed for measurement of pulse duration and near contrast ratio of ultrafast radiation generated by ultrafast amplifiers and oscillators. The IRA includes opto-mechanical assembly and electronics with USB interface. The system is easy to operate and includes a full set of user friendly software tools for data collection and analysis. Approximation with Gauss and Sech2 profile is also available. The unit implements a robust scanning mechanism. The acquisition and analysis software is fully compatible with Windows, USB drivers are included.
Tab 2
  IRA-0.45-3
Input wavelength ranges* 450-700 nm
700-1300 nm
1300-2100 nm
2100-3000 nm
Input pulse duration vs. 
required input pulse energy
Full: 50 fs - 250 ps
1) 50 fs - 300 fs (E>50 nJ, thin crystal only)
2) 300 fs - 1 ps (E>1 uJ, thin crystal or E>50 nJ, thick crystal)
3) 1 ps - 250 ps (E>1 uJ, thick crystal only)
Input pulse repetition rate 10 Hz - 80 MHz
Input polarization, linear horizontal
Temporal resolution, fs 8.3 fs (at input duration 50-100 fs)
>16.6 fs  (at input duration >100 fs)
Full scan range 850 ps
Necessary equipment PC with USB, Windows OS
Power requirements 220/110 V AC; 50/60 Hz ±10%
Dimensions, mm optical unit: 450x250x210
control unit: 250x180x90
* - each range is covered by an exchangeable set of crystals, beam splitter and filters; one set for one range of customer’s choice is supplied by default, other ranges are optional. Just let us know the desired full wavelength range  and our sales team will quote the required setup.
Tab 3

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