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astigmatism

ModeMaster PC User Manual

ModeMaster PC User Manual

…of the
three kinds of asymmetry.
Figure 5-2. Diagram of an Astigmatic Beam
Figure 5-3. Types of Asymmetry
Z
Y
X
2Woy
Zoy
Z
ox
2Wox
x
y

No Asymmetry Astigmatism
Asymmetric Waists Asymmetric Divergence
Z
Zox Zoy

RAPID-FX-Data-Sheet-06-17-15.pdf

RAPID-FX-Data-Sheet-06-17-15.pdf

…Quality M2 (x,y)(4) <1.4
Beam Diameter 2w (mm )(x,y)(at 1 m from laser output) 5.0 ±0.5
Beam Divergence (mrad) <1
Beam Waist Astigmatism <0.25
Beam Waist Asymmetry 1.00 ±0.15
Polarization Ratio >100:1
Polarization Direction Vertical ±3°
Beam Pointing…

COHR ChameleonDiscoveryNX DS 1019 4.pdf

COHR ChameleonDiscoveryNX DS 1019 4.pdf

…Duration2 (fs) 140
Repetition Rate7 (MHz) 80 ±0.5
Beam Mode M2 <1.2
Beam Diameter (mm) 1.2 ±0.2
Ellipticity 0.8 to 1.2
Astigmatism (%) <25
Polarization Linear, Horizontal
Noise3 (%) <0.25
Power Stability4 (%) ±1
1 At 900 nm.
2 Assumes sech2…

2016-Ultrafast-Laser-Systems-Catalog.pdf

2016-Ultrafast-Laser-Systems-Catalog.pdf

…Duration2 (fs) 160
Repetition Rate7 (MHz) 80 ±0.5
Beam Mode M2 <1.2
Beam Diameter (mm) 1.2 ±0.2
Ellipticity 0.8 to 1.2
Astigmatism (%) <10
Polarization Horizontal, >500:1
Noise3 (%) <0.25
Power Stability4 (%) ±1
1 At 900 nm.
2 Assumes…

The Staccato Laser

The Staccato Laser

…(M 2 ≤1.3) Laser Beam Diameter 1 at Position -100 mm [(x+y)/2] 1.3 mm ±0.1 mm Laser Beam Circularity 1 (%)(Asymmetry) ≥85 (≤1.15) Beam Waist Astigmatism 1 (Z0x – Z0y)/Average ZR ≤0.2 (2m from exit) Laser Beam Position (Positional) Accuracy ≤±0.5 mm from nominal Laser Beam Pointing (Angular) Accuracy…

ModeMaster PC M-Squared

ModeMaster PC M-Squared

…of the ModeMaster line of M2 Laser Beam Propagation Analyzers.

Key Features:
* Measurement and display of CW laser divergence, M2 (or k) and astigmatism
* Beam sizes 0.2 mm to 25 mm
* Wavelengths from 220 nm to 15 mm
* Determination of waist location and diameters (including D 4s diameter) and…

COHR RLScatalog 2017revA web.pdf

COHR RLScatalog 2017revA web.pdf

…Duration2 (fs) 140
Repetition Rate7 (MHz) 80 ±0.5
Beam Mode M2 <1.2
Beam Diameter (mm) 1.2 ±0.2
Ellipticity 0.8 to 1.2
Astigmatism (%) <10
Polarization Horizontal, >500:1
Noise3 (%) <0.25
Power Stability4 (%) ±1
1 At 900 nm.
2 Assumes…

COHR ChameleonDiscovery TPC DS 1117 5.pdf

COHR ChameleonDiscovery TPC DS 1117 5.pdf

…Duration2 (fs) 140
Repetition Rate7 (MHz) 80 ±0.5
Beam Mode M2 <1.2
Beam Diameter (mm) 1.2 ±0.2
Ellipticity 0.8 to 1.2
Astigmatism (%) <10
Polarization Linear, Horizontal
Noise3 (%) <0.25
Power Stability4 (%) ±1
1 At 900 nm.
2 Assumes sech2…

Lasers-for-Life-Sciences-Product-Guide FORMFIRST.pdf

Lasers-for-Life-Sciences-Product-Guide FORMFIRST.pdf

…Duration2 (fs) 160
Repetition Rate7 (MHz) 80 ±0.5
Beam Mode M2 <1.2
Beam Diameter (mm) 1.2 ±0.2
Ellipticity 0.8 to 1.2
Astigmatism (%) <10
Polarization Horizontal, >500:1
Noise3 (%) <0.25
Power Stability4 (%) ±1
System Specifications
119…

COHR ChameleonDiscovery DS 1218 2.pdf

COHR ChameleonDiscovery DS 1218 2.pdf

…Duration2 (fs) 140
Repetition Rate7 (MHz) 80 ±0.5
Beam Mode M2 <1.2
Beam Diameter (mm) 1.2 ±0.2
Ellipticity 0.8 to 1.2
Astigmatism (%) <10
Polarization Linear, Horizontal
Noise3 (%) <0.25
Power Stability4 (%) ±1
1 At 900 nm.
2 Assumes sech2…

COHR ChameleonDiscovery TPC DS 1218 2.pdf

COHR ChameleonDiscovery TPC DS 1218 2.pdf

…Duration2 (fs) 140
Repetition Rate7 (MHz) 80 ±0.5
Beam Mode M2 <1.3
Beam Diameter (mm) 1.2 ±0.2
Ellipticity 0.8 to 1.2
Astigmatism (%) <25
Polarization Linear, Horizontal
Noise3 (%) <0.25
Power Stability4 (%) ±1
Rise/Fall Time (ns) <1000

COHR ChameleonDiscoveryNX TPC DS 1019 4.pdf

COHR ChameleonDiscoveryNX TPC DS 1019 4.pdf

…Duration2 (fs) 140
Repetition Rate7 (MHz) 80 ±0.5
Beam Mode M2 <1.2
Beam Diameter (mm) 1.2 ±0.2
Ellipticity 0.8 to 1.2
Astigmatism (%) <25
Polarization Linear, Horizontal
Noise3 (%) <0.25
Power Stability4 (%) ±1
Rise/Fall Time (ns) <1000