Continuum Surelite I 10 User manual

Operation and Maintenance Manual
for Surelite™Lasers
140 Baytech Drive
San Jose, CA 95134
ph. 888-532-1064
ph. 408-727-3240
fax [phone]

Continuum Surelite Laser
ii 996-0207
996-0207 Revision AA
Continuum®is a registered trademark of Continuum.
Surelite™is a trademark of Continuum.
Copyright © 2015, Continuum Electro Optics, Inc.
All rights reserved. This publication is protected by copyright. Copying, disclosure to others,
or other use of this publication, in part or in whole, is prohibited without express written
consent of Continuum. Continuum reserves the right to make changes in specifications
shown in this manual without notice or obligation. Contact your Continuum representative or
Continuum Customer Service for the latest information.

Table of Contents
Table of Contents ..........................................................................................1
Table of Figures.............................................................................................7
Preface...........................................................................................................1
Préface...........................................................................................................3
Vorwort..........................................................................................................5
Section 1: Laser Safety Precautions............................................................7
Class IV Laser Safety Precautions ......................................................................... 7
General safety rules................................................................................................. 7
Optical Safety .......................................................................................................... 8
Electrical Safety....................................................................................................... 9
Safety Features ........................................................................................................ 9
Interlocks ..................................................................................................................... 9
Laser covers................................................................................................................. 9
Exit shutter ................................................................................................................ 10
Safety Labels.......................................................................................................... 10
Government and industry safety regulations ...................................................... 14
References for safety regulations......................................................................... 15
Section 2: Installation................................................................................17
Installation requirements...................................................................................... 17
Site.............................................................................................................................. 17
Power ......................................................................................................................... 17
Water.......................................................................................................................... 17
Supplies.................................................................................................................. 18
Unpacking Instructions ........................................................................................ 19
Crate Inspection........................................................................................................ 19
Unpacking.................................................................................................................. 19
Installation............................................................................................................. 20
Flow test the system.................................................................................................. 22
Measure total energy ................................................................................................. 22
Section 3: System Operation......................................................................27
Daily Startup.......................................................................................................... 27

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Daily Shutdown .....................................................................................................28
Display readouts ....................................................................................................28
Error messages.......................................................................................................29
Single shot (SS) button..........................................................................................30
To enable SS...............................................................................................................30
To disable Single Shot (SS) operation......................................................................30
Harmonics optimization .......................................................................................31
Second Harmonic Generation (SLD).......................................................................32
Third Harmonic Generation (SLT)..........................................................................33
Fourth Harmonic Generation (SLF) ........................................................................34
Installation & removal of harmonic generators ..................................................36
Installation of SLD....................................................................................................36
Installation of SLT or SLF........................................................................................37
Removal.................................................................................................................. 38
RS232 serial port....................................................................................................40
Software......................................................................................................................40
To enable RS232........................................................................................................40
Control commands................................................................................................42
To disable RS232 .......................................................................................................43
Direct Access Triggering (DAT) ..........................................................................43
Stanford Research Pulse Generator Setup...............................................................43
To enable DAT..........................................................................................................44
DAT Mode 1 (± 10 ns jitter) ....................................................................................45
DAT Mode 2 (±1ns jitter) ........................................................................................45
To disable DAT .........................................................................................................46
Override of shutter lockout..................................................................................48
Section 4: Subassembly and Module Descriptions....................................49
Laser bench optics................................................................................................. 49
Optical layout.............................................................................................................49
Laser heads.............................................................................................................50

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General description................................................................................................... 50
Rods ........................................................................................................................... 50
Flashlamps ................................................................................................................. 50
Cooling....................................................................................................................... 50
Laser bench electronics ........................................................................................ 53
Active Q-switch......................................................................................................... 53
Principle of operation ............................................................................................... 53
Harmonic generators ............................................................................................ 55
Wavelength separation.............................................................................................. 56
Power/Cooling Unit (PCU) ................................................................................. 58
Structure & organization .......................................................................................... 58
Front panel ................................................................................................................ 58
Rear panel .................................................................................................................. 59
External interlock loop......................................................................................... 60
To enable external interlock..................................................................................... 60
Security installation ................................................................................................... 61
To disable external interlock .................................................................................... 61
Cooling Group, CG .............................................................................................. 62
General description................................................................................................... 62
Internal features ........................................................................................................ 62
Maintenance............................................................................................................... 63
Section 5: Maintenance..............................................................................65
Cleaning optics...................................................................................................... 65
Unmounted optics..................................................................................................... 65
Mounted optics and rods.......................................................................................... 66
Flashlamp replacement ............................................................................................. 66
Replacing DI filter..................................................................................................... 67
Section 6: Troubleshooting ........................................................................71
Electrical Troubleshooting................................................................................... 71
Oscillator alignment optimization ....................................................................... 73
Burn paper alignment ............................................................................................... 74
Oscillator optimization (with an oscilloscope) ....................................................... 76

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Eliminating free-running.......................................................................................77
Flashlamp voltage adjustment ..............................................................................79
Cooling group contamination...............................................................................80
Section 7: Physical Layout.........................................................................83
Section 8: Warranty...................................................................................85
Express warranty ...................................................................................................85
Limitation of remedy.............................................................................................85
Disclaimer of implied warranty ............................................................................85
Returns, adjustments & servicing......................................................................... 85
Service center information: Visit the Continuum Web Site for complete information.
................................................................................................................................86
Appendix A: PIV Operation and Maintenance........................................87
PIV description.....................................................................................................87
Particle Image Velocimetry.......................................................................................87
PIV overview .........................................................................................................87
PIV systems...............................................................................................................87
Beam Quality..............................................................................................................88
Stability .......................................................................................................................88
Ease of Use ................................................................................................................88
Safety ..........................................................................................................................88
Lifetime ......................................................................................................................88
PIV pulse timing....................................................................................................88
External control.........................................................................................................88
PIV Optical description ............................................................................................89
Second harmonic generation ................................................................................89
PIV Physical Layout..............................................................................................90
PIV Operation .......................................................................................................90
Startup ........................................................................................................................90
Shutdown ...................................................................................................................91
Optical adjustments............................................................................................... 91

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Adjustable optics....................................................................................................... 91
Beam alignment......................................................................................................... 92
Crystal phase matching ............................................................................................. 93
Beam power balance ................................................................................................. 93
Flashlamp voltage...................................................................................................... 93
External control ........................................................................................................ 93
Maintaining PIV optics......................................................................................... 94
Cleaning or replacing the SHG crystal .................................................................... 94
PIV Specifications................................................................................................ 95
Appendix B: Operator Notes.....................................................................97
Index..........................................................................................................103

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Table of Figures
FIGURE 1 LOCATION OF LABELS ON THE SURELITE OSCILLATOR ...................... 13
FIGURE 2 LOCATION OF LABELS ON SURELITE SEPARATION PACKAGE..............13
FIGURE 3 LABELS ON THE 811 LASER HEAD....................................................13
FIGURE 4 SAFETY LABELS ON THE LASER HEAD .............................................14
FIGURE 5 COOLING GROUP CHASSIS ASSEMBLY FOR SL I-20 HZ. .....................18
FIGURE 10 SETUP FOR ENERGY MEASUREMENT...............................................22
FIGURE 11 REAR PANEL SL I-20 PCU ............................................................24
FIGURE 12 FRONT PANEL SLI-20 PCU...........................................................24
FIGURE 13 OPTICAL SURELITE SEPARATOR PACKAGE (SSP)............................24
FIGURE 14 SURELITE LASER HEAD .................................................................32
FIGURE 15 SSP 1,2,3,4 OPTICAL LAYOUT (TOP VIEW WITH COVER OFF)............35
FIGURE 16 SSP 1-A, 2-A, 3-A, 4-AOPTICAL LAYOUT (TOP VIEW -COVER OFF) 36
FIGURE 17 SSP MIRROR MOUNT.....................................................................36
FIGURE 18 SSP OUTPUT FACE ........................................................................36
FIGURE 19 SSP OUTPUT FACE ........................................................................36
FIGURE 20 TOP VIEW OF HEATER CONNECTORS ...............................................39
FIGURE 21 SLD OUPUT FACE .........................................................................39
FIGURE 22 SLD INPUT FACE ..........................................................................39
FIGURE 23 HARMONICS SIDE VIEW.................................................................39
FIGURE 24 SLT/SLF INPUT FACE ...................................................................39
FIGURE 25 SLT/SLF OUTPUT FACE ................................................................39
FIGURE 26 WIRING DIAGRAM AND PIN DESIGNATION ......................................40
FIGURE 27 SURELITE CHRONOGRAPH.............................................................47
FIGURE 28 OVERVIEW OF SURELITE LASER BENCH..........................................49
FIGURE 29 811U-06 LASER HEAD WITH ONE FLASHLAMP ................................51
FIGURE 30 EXPLODED 811U-06 OR 811U-07 LASER HEAD DRAWING...............51
FIGURE 31 812V-09 LASER HEAD WITH TWO FLASHLAMPS ..............................52
FIGURE 32 EXPLODED 812V-09 LASER HEAD WITH TWO FLASHLAMPS.............52
FIGURE 33 CAVITY CLOSED WITH NO LASING..................................................54
FIGURE 34 CAVITY OPEN AND LASING ............................................................55
FIGURE 35 EXTRA HARMONIC GENERATOR ....................................................55
FIGURE 36 SSP MIRROR MOUNT.....................................................................56
FIGURE 37 SSP INPUT FACE ...........................................................................56
FIGURE 38 SSP OUTPUT FACE ........................................................................56
FIGURE 39 SSP 1,2,3,4 OPTICAL LAYOUT (TOP VIEW WITH COVER OFF)............57
FIGURE 40 SSP 1-A, 2-A, 3-A, 4-AOPTICAL LAYOUT (TOP VIEW -COVER OFF) 57
FIGURE 41 SURELITE I 20 HZ REAR AND FRONT PANELS ..................................58
FIGURE 42 EXTERNAL PLUG...........................................................................60
FIGURE 43 POWER SUPPLY CHASSIS ASSEMBLY ...............................................62
FIGURE 44 COOLING CHART...........................................................................63
FIGURE 45 COOLING GROUP CHASSIS ASSEMBLY FOR SURELITE I 20 HZ..........64
FIGURE 47 COOLING GROUP CHASSIS WITHOUT FANS ON THE FRONT PANEL .....69
FIGURE 48 COOLING GROUP CHASSIS ASSEMBLY FOR SURELITE I 20 HZ..........69
FIGURE 49 COVER INTERLOCK SWITCHES.......................................................73

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FIGURE 50 REAR MIRROR HORIZONTAL AND VERTICAL CONTROLS ...................74
FIGURE 55 SURELITE PHYSICAL DIMENSIONS ..................................................83
FIGURE 56 PIV OPTICAL LAYOUT ..................................................................89
FIGURE 57 PIV OPTICAL HEAD PACKAGE DIMENSIONS....................................90
FIGURE 58 PIV POWER SUPPLY PACKAGE DIMENSIONS ...................................90