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Sigma

RAPID NX Laser

RAPID NX Laser

…ratio > 100:1 Defined as the energy ratio of the main pulse and first post pulse Pulse stability (RMS) < 1% at 1 MHz Measured over 1000 pulses - 1 sigma Pulse stability (pk-pk) < 5% For 1000 consecutive pulses Power stability < 1% over 8 hours Pk to Pk variation of the rolling average power (average…

VarioLas UV material processing | Coherent

VarioLas UV material processing | Coherent

…248 nm 3500 3500 600 Max. Energy Density (mJ/cm 2) at 308 nm 3000 3000 500 Energy Stability (%, 1 sigma) at 193 nm 2 2 2 Energy Stability (%, 1 sigma) at 248 nm 1 1 1 Energy Stability (%, 1 sigma) at 308 nm 1 1 1 VarioLas UV material processing systems, based on the COMPexPro 100 Excimer laser…

UVblade Excimer Laser | Coherent

UVblade Excimer Laser | Coherent

…(high power model) 315 Beam Length (mm) 250 380 465 750 950 Beam Width (µm) 400 300 400 250/500 (high power model) 400 Homogeneity Long Axis (%, 2 sigma) 1.8 1.8 1.8 1.8 1.8 Steepness Short Axis (µm) 100 70 125 70/125 (high power model) 85 Depth of Focus (µm) ±200 ±200 ±150 ±100/±150 (high power…

COMPex excimer laser | Coherent

COMPex excimer laser | Coherent

…Heat Treating Plastic Semiconductor Ceramic --> Features & Benefits COMPex Features & Benefits UV-energy stability better than 0.75% (1 Sigma) Ultimate Pulse Control (UPC) allows precise processing at the single pulse level Instant Energy Switching (IES) for online adaption of the energy…

COHR WP Ablation of BioPolymers 193nm.pdf

COHR WP Ablation of BioPolymers 193nm.pdf

…laser tube
manufacturing infrastructure as well as quality accreditation: ISO 9001/2008 certified and ISO 13485
certified, Lean and Six Sigma quality management in conjunction with build-to-order production
supports highest levels of customization for industrial key customers and…

COHERENT LMC 2016-2017 Catalog .pdf

COHERENT LMC 2016-2017 Catalog .pdf

…position/wander
· Peak intensity/position
· Peak-to-average intensity
· Beam diameter/widths (selectable):
- Second moment (d4 Sigma)
- Knife-edge
- Slit
- Aperture diameter
- Effective diameter
· Flat Top analysis (new in BeamView-USB 4.4):
-…

Excimer laser technology trends

Excimer laser technology trends

…technology, excimer lasers provide superior pulse-to-pulse
stability. Typically, a standard deviation of consecutive laser
pulses of 1%, sigma and below is observed over the entire pulse
frequency range of even the most compact PLD laser models.
A pulse energy distribution of a…

COHR ExcimerCatalog2019.pdf

COHR ExcimerCatalog2019.pdf

…System Enhancement Micro Smoothing Device
AC Beam Profiler
Beam Scout
PEX - Pulse Expander
Short Axis Online Monitor
Energy Sigma Monitors for Combined and Single Beams
Projection Lens Entrance Monitor
Process Monitoring LTPS Process Analysis with Crystallization…

Microsoft Word - Coherent Whitepaper - Laser Processing of µLED

Microsoft Word - Coherent Whitepaper - Laser Processing of µLED

…6") in a single scan. In our UVblade LLO systems, the line beam is
shaped into a uniform top-hat profile with a uniformity of better than 2% sigma to ensure
uniform interaction in the process. This setup, in combination with the output power (e.g.
100 W, 248 nm), delivers the highest…

EU LTJ Ultrashort Pulses Improving the Process.pdf

EU LTJ Ultrashort Pulses Improving the Process.pdf

…U and C
pk
parameters are
the same thing. In this case, a value of
1.6 is just above the 1.5 value needed to
guarantee six sigma performance.
Summary
In conclusion, in precision applications,
femtosecond laser processing offers
the potential of unique and…

Improving and Quantifying the Process Window

Improving and Quantifying the Process Window

…U and C
pk
parameters are
the same thing. In this case, a value of
1.6 is just above the 1.5 value needed to
guarantee six sigma performance.
Summary
In conclusion, in precision applications,
femtosecond laser processing offers
the potential of unique and…

COHR ExciStar DS 0318 6.pdf

COHR ExciStar DS 0318 6.pdf

…200 200 500 500 1000 1000
Stabilized Pulse Energy (mJ) 5 10 5 10 5 10
Stabilized Pulse Power (W) 1 2 2.5 5 5 10
Energy Stability (sigma, %) <2
Beam Dimension (FWHM, mm, V x H) (6 ±0.5) x (2.5 ±0.5)
Pulse Duration (FWHM, ns) 7 ±2
Cooling Air
Weight (kg) 75 kg…

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