MOPA Technology

The 3 building-blocks approach (seeder + HP amplifier + optical head) of the Master Oscillator Power Amplifier architecture let us all the freedom to tailor our products to your application.

Performances

RELATIVE INTENSITY NOISE SINGLE MODE BEAM POINTING STABILITY

The dedicated low noise control electronics Excellent beam quality by design (TEM00). The coolerless optical head design enables the

efficiently reduces the intensity noise. Above efficiently reduces the intensity noise. Above best beam pointing stability on the market and

is presented a typical RIN measurement in guided through single mode fibers. ensures a subsequent long-term fiber coupling

Constant Current mode of operation. stability.

RMS value [100 Hz – 10 MHz] : 0.015%.

Optical Specifications

Wavelength1	976 nm	1030 nm or 1064 nm
Output power	Up to 10 W	10, 20, 50 W	Up to 130 W
Single frequency2 linewidth	< 50 kHz
Narrowband linewidth	< 100 pm
Input connection (amp. only)	FC/APC
Input power (amp. only)	10 – 100 mW
Spatial mode	TEM00
Beam quality	M² < 1.1		M² < 1.2
Beam diameter « free space »	1.0 ± 0.2 mm		1.3 ± 0.2 mm
Short term power stability	< ± 0.3%
Long term power stability (8 hours)	< ± 0.5%
Noise [100Hz – 10MHz]	< 0.2% RMS	< 0.05% RMS
Pointing stability	< ± 0.5 µrad/°C
Output polarization3	Vertically polarized > 300: 1
Output power tunability	1 to 100% (10 to 100 recommended)
Laser control	Multi-turn potentiometer, Touch screen, Analog voltage

General Specifications

Power	< 10 W	< 50 W	< 130 W
Rack dimension	19’’3U (460x440x130 mm)		19’’6U (460x440x260 mm)
Rack cooling	Air		Water
Optical head dimension	150x115x45 mm	330x115x80 mm	400x265x105 mm
Optical head cooling	Coolerless		Water
Umbilical cable length	1.35 m		2 m
Supply requirements	90-240 V/50-60 Hz		90-240 V/50-60 Hz
Electrical power consumption	200 W < … < 300 W		200 W < … < 400 W

1 Other wavelengths available on request

2 Typically, < 30 kHz for single frequency version, linewidth reduction down to 3 kHz available as an option with an external seeder rack

3 Optional output : depending on the output power, PM980/H1060/LMA/Collimated fiber/ Multiple output beam splitting

Options

-Azurlight Systems offers 3 types of architectures : internal seeder, various external seeders, amplifiers only

-Advanced optical setup

-Combined IR/visible laser dual output head, by recycling unconverted IR radiation from a frequency doubling head