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Avesta offer Ti:Sapphire and Cr:Forsterite laser systems with peak pulse power of the order of terawatts. Please contact Laser Support Services, the UK distributor of Avesta products, for more information.

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Avesta FREGAT-TW Cr:Forsterite Femtosecond System
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Avesta FREGAT-TW Cr:Forsterite Femtosecond System

The FREGAT-TW is a terawatt femtosecond chromium-doped forsterite laser system, based on a Cr:F seed oscillator, regenerative amplifier and four stages of multi-pass amplifiers. The system operates at 1240 nm, with pulse power of up to 2 TW at 10 Hz.

  FREGAT-TW
Wavelength 1240 nm
Pulse duration (FWHM) <85 fs
Pulse power up to 2 TW
Output stability <2% rms
Repetition rate 10 Hz
Beam divergence <2 mrad
Spatial Mode TEMoo
Polarization, linear horizontal

 


Avesta AVET Ti:Sapphire Femtosecond TW System
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Avesta AVET Ti:Sapphire Femtosecond TW System

The system comprises rugged Ti:S seed oscillator, pulse stretcher, CPA-based amplifier stages with Nd:YAG pump lasers, vacuum compressor chamber with turbomolecular and vaccum pumps outlets (for 10 TW system), synchronization and control electronics with computer interface. All components are integrated onto a single optical table ensuring stable operation.

  AVET-2 AVET-10
Peak power >2 TW >10 TW
Output pulse energy >100 mJ >500 mJ
Central wavelength (fixed) 795±15 nm
Pulse repetition rate 10.0±0.5 Hz
Pulse duration <50 fs
M2 <1.6
Energy stability (rms over 500 acquisitions) <2.5%
ns prepulse contrast ratio >200:1 or >105:1*
ps prepulse contrast ratio >103:1 @ 1 ps
>105:1 @ 5 ps
>105:1 @ 10-20 ps
>106:1 @ ASE (>20 ps)
Output polarization linear, >100:1
Optical table dimensions (WxL) 1200x3000 mm 1200x3500 mm
Cooling The system includes closed-loop water chiller
* - >105:1 ratio is possible only with the  pulse slicer option

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