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Novel diode-pumped infrared tunable laser system for multi-photon microscopy.
Nelly Deguil1, Eric Mottay, Francois Salin
1Amplitude Systemes, Domaine du Haut Carre, 33405 Talence, France.
Microscopy Research and Technique
|December 17, 2003
Summary
A new laser source generates high-energy femtosecond pulses across a broad spectrum. This tunable laser requires no adjustments for wavelength changes, offering versatile applications in scientific research.
Area of Science:
- Optics and Photonics
- Laser Physics
Background:
- Femtosecond lasers are crucial for ultrafast science.
- Existing tunable laser sources often require complex adjustments.
Purpose of the Study:
- To introduce a novel, easily tunable femtosecond laser source.
- To characterize the performance of this new laser system.
Main Methods:
- Development of a novel laser architecture.
- Characterization of pulse energy, spectrum, and duration.
- Assessment of tunability across the 950-1200 nm range.
Main Results:
- The laser emits high-energy (20 nJ) femtosecond pulses.
- Broad spectral coverage of 250 nm achieved.
- Pulses are tunable from 950 to 1200 nm without laser adjustment.
- Sub-300 fs pulse durations with 10-nm spectral width demonstrated.
Conclusions:
- The novel laser source offers significant advantages in tunability and energy.
- This technology is well-suited for applications requiring tunable femtosecond pulses.
- The system's ease of use and performance open new research possibilities.