Lasersystems. Overview Lasersystems at ECN Engineering & Services μm 2 μm. Femtosecond. Pico~ Nano~ <2. Nano~ 2. Micro~ Milli~ Continuous

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1 Overview at 10.6 μm 2 μm 1565 nm 1064 nm 800 nm 532 nm 355 nm 265 nm Femtosecond Pico~ Nano~ <2 Nano~ 2 Micro~ Milli~ Continuous Legenda: : Laser ECN : suppliers

2 4 axis cutting Lasag KLS Type: Lamp pumped Nd:YAG Average power: 200 W Pulse length: ms Pulse energy: 30 J (@ 0.3 ms) Repetition rate: 1000 Hz Aerotech linear stages X/Y stage: linear motor XYZ stroke: 600x400x300 mm Accuracy: 1.5 µm (X/Y) 5 µm (Z) Straightness: 3 µm (X/Y) 10 µm (Z) Rotation axis Direct drive Resolution Optics: 50, 100 and 150 mm lenses for spot sizes of 30 to 100 µm CAD/CAM MasterCAM FineCut resonator : 20 µm wide kerfs with up to 5000 Hz pulse rates with 0.012ms pulses.

3 4 axis cutting Lasag KLS 321 Type: Lamp pumped Nd:YAG Average power: 200 W Pulse length: ms Pulse energy: 70 J Repetition rate: 100 Hz Aerotech linear stages X/Y stage: linear motor XYZ stroke: 600x400x300 mm Accuracy: 1.5 µm (X/Y) 5 µm (Z) Straightness: 3 µm (X/Y) 10 µm (Z) Rotation axis Direct drive Resolution: Optics: 100 mm lens, spot size ~50 µm CAD/CAM MasterCAM Mount for welding-optics to perform NC contour welding with the SLS laser.

4 Welding / Soldering Lasag SLS C60 Type: Lamp pumped Nd:YAG Fiber coupled Average power: 200 W Fiber core: 400 µm Pulse length: ms Pulse energy: 50J Repetition rate: 500 Hz Tabletop setup with motorized Z-axis Additionally: Linear motion in 1 axis Rotation axis Optics: 50, 100 and 150 mm lenses forspot sizes of 200, 400 resp 600 µm Mergenthaler Pyrometer integrated into the pulse control. Thermal control range: from 180 to 700 deg C Response time: 0.1 ms The optics mount also on the Aerotech setup for NC welding/soldering

5 Welding Lasag SLS C16 Type: Lamp pumped Nd:YAG Fiber coupled Average power: 10 W Fiber core: 100 µm Pulse length: ms Pulse energy: 6 J Repetition rate: 100 Hz Tabletop setup with motorized Z-axis Additionally: Linear motion in 1 axis Rotation axis Optics: 50, 100 and 150 mm lenses forspot sizes of 50, 100 resp 200 µm The optics mount also on the Aerotech setup for CNC welding/soldering

6 Marking Baasel LBI 6000 Type: Lamp pumped QS Nd:YAG Average power: 40 W Pulse length: 150 ns (3 khz) Pulse energy: 10 mj (3 khz) Repetition rate: 50 khz Scanner: Hurryscan 10 Field size: 200x200 mm Repeatability: < 5 µm Straightness: < 20 µm / 150 mm Beamexpander: zoom 2-8x Spotsize: typical 80 µm Vision camera, Philips Inca, integrated into the laser light path Resolution: 20 µm Repeatability of pattern recognition: 10 µm Fast and accurate product setup due to fixtures based on System 3R Integrated software solution on vision and laser processing CAD/CAM Samlight and MasterCAM

7 Marking Baasel LBI 6000 Type: Lamp pumped QS Nd:YAG Average power: 40 W Pulse length: 150 ns (3 khz) Pulse energy: 10 mj (3 khz) Repetition rate: 50 khz Scanner: Hurryscan 10 Field size: 200x200 mm Repeatability: < 5 µm Straightness: < 20 µm / 150 mm Beamexpander: zoom 2-8x Spotsize: typical 80 µm Vision camera, Philips Inca, integrated into the laser light path Resolution: 20 µm Repeatability of pattern recognition: 10 µm CAD/CAM Samlight and MasterCAM

8 7 axis UV Rofin Baasel 20E-THG Type: Diode pumped QS Nd:YAG Wavelength: 355 nm Average power: 1.5 W Pulse length: 30 ns (15 khz) Pulse energy: 0.1 mj (15 khz) Repetition rate: 50 khz Average power: 20W Pulse length: 20 ns (5 khz) Pulse energy: 4 mj (5 khz) Repetition rate: 50 khz Vision camera, Philips Dica, integrated into the laser light path Resolution: 5 µm Fast and accurate product setup due to fixtures based on System 3R Motorized attenuator Integrated software solution on scanner, stage and attenuator IR 1064nm also possible (scanner details: see Marking Laser ) Scanner: Hurryscan 10 Scanner: Hurryscan 10 Optics: 100 mm ftheta telecentric Field size: 50x50 mm Repeatability: < 2 µm Straightness: < 5 µm / 50 mm Spot size: typical 25 µm Aerotech XYZΘ system: X/Y stage: linear motor XYZ stroke: 600x400x300 mm Accuracy: 1.5 µm (X/Y) 5 µm (Z) Straightness: 3 µm (X/Y) 10 µm (Z) Rotation: Direct drive CAD/CAM: MasterCAM

9 5 axis Fiber SPI 20W/G3 Type: Diode pumped fiber MoPa Average power: 20 W Pulse length: 60 ns (25 khz) Pulse energy: 0.8 mj (25 khz) Repetition rate: 50 khz Integrated software solution on scanner and stage positioning MoPa concept enables high pulse energies at high frequencies: Scanner: Hurryscan 20 Field size: 120x120 mm Repeatability: < 5 µm Straightness: < 20 µm / 100 mm Beamexpander: zoom 2-8x Spot size: typical 50 µm Aerotech XY station XY stroke: 300x300 mm Accuracy: 2 µm Straightness: CAD/CAM: Samlight and MasterCAM Pulse energy at high repetition rate Pulse energy (mj) SPI Waveform 2 SPI Waveform 3 SPI Waveform 4 SPI Waveform 5 20W Q switched vanadate Repetition rate (khz)

10 2D Processing Laser sources cw CO2 laser λ 10.6 µm P ~100 W cw & pulsed Fibre laser λ 1070 nm P ~ 200 W cw Fibre laser λ 1565 nm P ~ 20 W Siemens Sinumerik 840D control 3 degrees of freedom: X-Y translation and rotation (440 x 440 mm ). Maximum speed: 100 mm/s Compatible with common CNC codes Scanner & nozzle optics for 1070 nm and 10.6 µm Laser type/wavelength/pulsed or cw mode depending on application. Flexible tool, multiple purposes (multiple lasers and optics available) Semi-automated alignment based on vision Additional temperature logging of process Enhanced process control with direct pyrometer feedback with respect to laser power

11 1565 nm Fibre Laser details cw Fibre laser λ 1565 nm P ~ 20 W Scanner optics 3 degrees of freedom: X-Y translation and rotation (100 x 100 mm ). Maximum speed: 2000 mm/s Unique wavelength

12 1064 nm Pulsed solid state Laser details Trumpf HL 204P pulsed solid state laser: λ=1064 nm Pulse Power: kw Pulse Energy max: 75 J Pulse Length: /20 ms (max length depends on pulse energy) 4 fibres, each 10 metres long Beam optics with camera option Spot diameter 550 µm 4 fibres: time sharing Working distance: approx. 120 mm Maximum pulse frequency: 600 Hz Programmable pulse shapes In combination with the long fibres the compact beam delivery optics mount on and can be integrated with various set-ups in ECN s laboratory. Laser spot welding & cutting are typical application areas. Each fibre can have its own pulse characteristics, because of time sharing.

13 1060 nm Fibre Laser details Pulsed fibre laser λ = 1060 nm P = 18 W Max Pulse Frequency: 600 khz Pulselengths = 1, 5 & 10 ns Beam Quality : M 2 =1.2 Scanner optics 3 degrees of freedom: X-Y translation and rotation (100 x 100 mm ). Maximum speed: 2000 mm/s Short Pulse

14 532 nm Fibre Laser details Pulsed fibre laser λ = 532 nm P = 5 W Pulselength = 1 ns Beam Quality : M 2 =1.2 Scanner optics 3 degrees of freedom: X-Y translation and rotation (100 x 100 mm ). Maximum speed: 2000 mm/s Short Pulse

15 Three color sub Pico laser Laser details Pulse widht tunable λ = 1030 nm, 515 nm, 340 nm P = nm Pulselength = 200 fs to 10 ps Beam Quality : M 2 =1.2 XYZ with galvo integration On the fly marking Galvo stage integration continous by: adjustable pulselenght from 200 fs to 10 ps Scanner optics, 3 wavelengths 4 degrees of freedom: X-Y-Z translation and rotation (limited to 100 x 100 mm ). R2R setup available Maximum speed: 2500 mm/s