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Laser Products
Home - Laser Products● 50 fs - 250 ps broad input pulse duration range
● 450 nm - 11 um input wavelength range
● USB interface and Windows software included in a standard package
The IRA scanning autocorrelator is specifically developed for measurement of pulse duration and near contrast ratio of ultrafast radiation generated by ultrafast amplifiers and oscillators. There is also a special model of the IRA system that is suitable for mid-IR laser 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 Windows software tools for data collection and analysis. Approximation with Gauss and Sech^2 shapes is also available. The unit implements a robust scanning mechanism.
The acquisition and analysis software is fully compatible with Windows, USB drivers are included
Applications:
Ultrafast Laser Diagnostics, Accessories and Components
Femtosecond Oscillator Pulse Duration Measurement
Femtosecond Pulse Duration Measurement and Dispersion Characterization
Femtosecond and Picosecond Pulse Duration and Near Contrast Measurement
Novel Ultrafast Fiber Laser Development
Femtosecond and Picosecond OPA Pulse Duration and Near Contrast Measurement
Amplifier Design
Specifications:
IRA-VISIR | IRA-MIR | |
Full possible input wavelength range* | 450-2000 nm | 2-11 um |
Subranges* | VIS: 450-700 nm NIR1: 700-1300 nm NIR2: 1300-2000 nm | MIR1: 2-5 um MIR2: 5-11 um |
Input pulse duration range | 50 fs - 250 ps | |
Required input pulse energy** | >1 nJ at 50 fs - 1 ps (w. thin NL crystals) >3 nJ at 1-250 ps (w. thick NL crystals) | >5 nJ at 50 fs - 1 ps (w. thin NL crystals) >100 nJ at 1-250 ps (w. thick NL crystals) |
Maximum input average power | 1W | |
Input repetition rate | 10 Hz - 100 MHz | |
Input polarization | linear, horizontal | |
Delay line temporal resolution | 8.3 fs | |
Full scan range | 850 ps | |
Required equipment | PC with USB; Windows acquisition and analysis software included | |
Power supply | 220/110 V; 50/60 Hz ±10% | |
Dimensions | optical unit: 450x250x210 mm control unit: 250x180x90 m | |
* - each subrange is covered by an exchangeable optics set (NL crystals, beamsplitters, filters, photodetectors). A set for one of the subranges of the customer's choice is supplied with the unit, additional sets are supplied upon request; the final set of optics and detectors depends on the specifications of the sources to be measured and is discussed with our sales manager upon offering; ** - typical values, depends on input pulse duration and wavelength. |