Scientific Lasers / Mephisto

Download: MEPHISTO - Datafolder (PDF)

MEPHISTO – PRODUCT LINE

Single-frequency cw laser • Low noise • 1064 nm • 1319 nm • up to 2 W

APPLICATIONS

• Scientific research (optical length and frequency standards)
• General laboratory source (components testing, optical inspection)
• Optical heterodyning & communication
• Nonlinear optics pump source (SHG, DFG, OPO)
• Injection locking & seeding of high power lasers
• Laser-based metrology (precision interferometry & spectroscopy, fiber-optic sensing, LIDAR applications)

GENERAL FEATURES

• Nonplanar ring geometry for reliable single-frequency operation
• All solid-state, diode-pumped system
• Monolithic cavity for ultrastable emission
• Low noise control electronics
  • - Frequency & power modulation inputs
  • - Safety circuitry (soft-start, interlock, temperature guard)

GENERAL SPECIFICATIONS @ 1064 nm

Operational mode	Continuous wave (cw)
Beam quality	TEM00 (M2 < 1.1)
Thermal tuning coefficient [GHz/K]	-3
Thermal tuning range [GHz]	30
Thermal response bandwith [Hz]	1
PZT tuning coefficient [MHz/V]	1
PZT tuning range [MHz]	±100
PZT response bandwith [kHz]	100
Emission spectrum	Single-frequency
Spectral linewidth [kHz/100 ms]	1
Coherence length [km]	> 1
Frequency stability 1) [MHz/min]	1
Relative intensity noise (RIN), f > 10 kHz [dB/Hz]	< -100
RIN with Noise Eater option, f > 10 kHz [dB/Hz]	< -140
Intensity noise, 10 Hz to 2 MHz [% rms]	< 0.1

1) Measured Allan Deviation at constant room temperature
Specifications for other wavelengths on request.

SPECIFICATIONS

Waist location (inside laser head) [mm]	105
Laser head size, w · h · d [mm]	150 · 113 · 200
Laser head weight [kg]	3.9
Control electronics	Details on request

MODEL SPECIFICATIONS

Mephisto, power @ 1064 nm [mW]	500 2) - 4), 1000 2) - 3), 2000 2) - 3)
Mephisto MIR, power @ 1319 nm [mW]	200 2) - 3), 500 2) - 3), 800 2) - 3)

Options: 2) NE (Noise Eater); 3) FC (Fiber Coupling); 4) ETR (Extended Tuning Range)
Other laser materials and wavelengths on request, e. g. 1030 nm, 1053 nm, 1444 nm.

ACCESSORIES

Fiber coupling

Injection seeding electronics 5)

Phase locked loop controller 5)

5) Details in separate Laser Accessories data sheet

All numbers in mm