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THORLABS LSK-GR08, User Manual

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8 kHz Galvo-Resonant Scanner and Controller

 

Chapter 5: Software 

Rev B, May 20, 2019 

Page 15 

Stop  Button 

: 

deactivates  the  resonant  scanner.  The 

  button  appears 

after activating the 

 button. 

 

 

Figure 18   GUI Display Area with Activated Resonant Scanner 

5.3.2. 

GUI Menu 

The  menu  consists  of  the 

File

  menu.  Use  the 

File

  menu  to  refresh  connection, 

update the firmware or to exit from the 

LSK-GR Control

 window. 

 

Figure 19   Menu Options 

 

Click 

File>Refresh Connection

 if you lose connection or if nothing shows 

up in the display area. 

 

Click 

File>Update Firmware

 to open the file path for the .hex file (provided 

by Thorlabs). Select the .hex file, and click 

Open

 to update the firmware. 

See 

Section  5.4:  Updating  the  Firmware

  if  you  are  updating  the 

firmware for the first time. 

 

Click 

File>Exit

 to close the 

LSK-GR Control

 window. 

 
 
 
 
 
 

 

Summary of Contents for LSK-GR08

Page 1: ...LSK GR08 M 8 kHz Galvo Resonant Scanner and Controller User Guide ...

Page 2: ...disclosure agreement The software may be used or copied only in accordance with the terms of those agreements No part of this publication maybe reproduced stored in a retrieval system or transmitted in any form or any means electronic or mechanical including photocopyingand recording for any purpose other than the purchaser s personal use without the written permission of Thorlabs Inc Thorlabs Inc...

Page 3: ...oftware Development Kit SDK Installation 7 5 2 COM Port Number Configuration 12 5 3 GUI Graphical User Interface 14 5 3 1 GUI Display Area 14 5 3 2 GUI Menu 15 5 4 Updating the Firmware 16 Chapter 6 Maintaining the LSK GR08 M 18 6 1 Cleaning 18 6 2 Troubleshooting 19 6 2 1 Replacing the Fuse 20 Chapter 7 Specifications 22 7 1 General Specifications 22 7 2 Scan Head Performance Specifications 23 7 ...

Page 4: ...ontroller 7 7 NIR Window 27 Chapter 8 NI PCIe 6321 Card Schematic 28 Chapter 9 Mechanical Drawings 29 Chapter 10 Certifications and Compliance 32 Chapter 11 Warranty 33 Chapter 12 Regulatory 34 Chapter 13 Thorlabs Worldwide Contacts 35 ...

Page 5: ...ice Symbol Description Direct Current Alternating Current Both Direct and Alternating Current Earth Ground Terminal Protective Conductor Terminal Frame or Chassis Terminal Equipotentiality On Supply Off Supply In Position of a Bi Stable Push Control Out Position of a Bi Stable Push Control Caution Risk of Electric Shock Caution Hot Surface Caution Risk of Danger Warning Laser Radiation Caution Spi...

Page 6: ...ll only apply when the unit is operated correctly Please read the following warnings and cautions carefully before operating the device WARNING DO NOT use the device for anything other than its intended use If the device is used in a manner not specified by Thorlabs the protection provided by the equipment may be impaired CAUTION DO NOT operate in a wet damp or explosive environment ...

Page 7: ...ent and error status The LSK GR Control software via USB cable or a BNC cable can be used to control the scan range of the resonant mirror The software can also adjust the TTL clock synchronization The beam can be steered by supplying a DC signal to the resonant mirror and DC sine wave drive signals to the galvo mirror This scanner is also compatible with Vidrio s ScanImage software The mounting f...

Page 8: ...age 4 TTN118194 D02 Figure 1 Galvo Resonant Controller Front Panel Figure 2 Galvo Resonant Controller Back Panel Power and Fault LEDs BNC Control and Monitor Signal Lines DB 25 Connector NI 68 Pin Connector Ground Connector Fuse Holder USB Port Power Input Power Switch ...

Page 9: ...spect the package contents for any missing parts or damage If there is a problem please contact our nearest office see Chapter 13 Thorlabs Worldwide Contacts for details 4 2 Setting Up the LSK GR08 M The following additional items not included with the device are required for setting up the LSK GR08 M Banana Plug Four BNC Cables NI 68 Pin Connector Optional 4 2 1 Preparation 1 Place the unit on a ...

Page 10: ...puter see Chapter 5 Software for details 10 After the software installation is complete open the LSKGR_Control application Make sure the serial number and firmware version appears on the LSK GR window 11 Move the Field Size slider to control the scan range of the resonant mirror Move the slider to the right to increase the scan angle and to the left to decrease the scan range Note When the scan ra...

Page 11: ...ware Development Kit SDK Installation 1 Insert the LSK GR08 Software CD into the computer and open 70 0058 LSK GR SDK folder 2 Double click the Installer exe application to open the LSKGR Setup window 3 Click Next to continue Figure 3 LSKGR Setup Window 4 In the Scanner selection window select the 8 KHz scanner from the drop down list then click Next Figure 4 Scanner Selection Window ...

Page 12: ...ose Components window select SDK if you want the software development kit files installed then click Next Figure 5 Choose Components Window 6 In the Choose Install Location window select the destination folder you like the files installed then click Install Figure 6 Choose Install Location Window ...

Page 13: ...e LSKGR setup will begin installation Figure 7 Installing Window 8 During installation the Device Driver Installation Wizard window will appear Click Next to begin installing the software drivers that some computer devices need in order to work Figure 8 Device Driver Installation Wizard Window ...

Page 14: ...ivers installation Figure 9 Completing the Device Driver Installation Wizard Window 10 The installer will automatically search your computer for Microsoft Visual C 2012 Redistributable x64 11 0 61030 and Microsoft NET 4 5 2 It will download and install them if they are not found on your computer Figure 10 Microsoft Net Framework 4 5 2 Window ...

Page 15: ... necessary software select Reboot now and click Finish in the Completing Thorlabs LSKGR Setup window to close Setup window and restart your computer Figure 11 Completing Thorlabs LSKGR 4 0 Setup Window 12 LSKGR setup is now complete and a new Windows shortcut is added to your desktop Figure 12 LSKGR 4 0 Shortcut Icon ...

Page 16: ...labs LSK GR08 Galvo Res Scanner driver Make sure the COM Port Number is set to COM48 To change the COM Port Number to COM48 a Right click on Thorlabs LSK GR08 Galvo Res Scanner driver then click on Properties to open the LSK GR08 Galvo Res Scanner Properties window Figure 13 Device Manager Window b On the Port Settings tab click Advanced to open the Advanced Settings window Figure 14 Properties Wi...

Page 17: ...m the drop down menu next to COM Port Number then click OK Figure 15 Advanced Settings Window d Click OK on the LSK GR08 Galvo Res Scanner Properties window 2 Unplug and reinsert the USB cable into the computer Note The COM Port Number for LSK GR08 Galvo Res Scanner must appear as COM48 on the Device Manager ...

Page 18: ...ll width scan if the resonant scan mirror can scan to 10 range A Field Size value of 127 would then correspond to a scan angle of 5 The minimum field size threshold is 5 Alignment is the trigger offset for the resonant scanner Alignment adds or subtracts a delay to the line trigger sync signal RES OUT BNC output This delay is used to account for µs scale jitter that may occur in the scanner from l...

Page 19: ... File menu to refresh connection update the firmware or to exit from the LSK GR Control window Figure 19 Menu Options Click File Refresh Connection if you lose connection or if nothing shows up in the display area Click File Update Firmware to open the file path for the hex file provided by Thorlabs Select the hex file and click Open to update the firmware See Section 5 4 Updating the Firmware if ...

Page 20: ...nd click File Update Firmware Make sure you have the controller box plugged into your computer via USB Figure 20 Update Firmware 3 Browse the hex file on your computer then click Open A Confirmation window appears click Yes to continue Figure 21 Confirmation Window 4 Click Start Firmware Update to install the new firmware Figure 22 Start Firmware Update Note If bootloader could not be found becaus...

Page 21: ... on again Figure 23 Firmware Update Finished Window 6 Check the device manager LSK GR08 Galvo Res Scanner should appear as a new device in the Device Manager Make sure the COM Port Number is set to COM48 To change the COM Port Number see Section 5 2 COM Port Number Configuration Figure 24 Galvo Res Scanner COM Port Number COM48 The firmware installation is now complete ...

Page 22: ...uspect a problem with the LSK GR08 M please contact our nearest office for assistance from an applications engineer see Chapter 13 Thorlabs Worldwide Contacts for details 6 1 Cleaning WARNING Disconnect the power supply before cleaning the unit to prevent any injuries CAUTION DO NOT expose the unit to spray liquids or solvents This may damage the unit Use a damp lint free cloth to clean the unit ...

Page 23: ...hanical electrical range There are internal mechanical stops within the scanner that prevent it from spinning a full 360 however during a fault state the current must be shut off before the rotor reaches these internal stops Please contact Thorlabs Technical Support for assistance CAUTION DO NOT let the system stay in this over position indefinitely This may damage the scanner Front panel power LE...

Page 24: ...der from the controller Figure 25 Remove the Fuse Holder from the Back Side of the Controller 3 Check to see if the fuse is blown If you see a black brown smudge on the fuse glass a clearly broken wire or no wire at all the fuse is blown If the fuse is good contact Thorlabs Technical Support for further assistance 4 To replace the fuse first use the screwdriver to remove the spare fuse from the sp...

Page 25: ... Galvo Resonant Scanner and Controller Chapter 6 Maintaining the LSK GR08 M Rev B May 20 2019 Page 21 5 Replace the blown fuse and insert the fuse holder into the Controller Figure 27 Properly Installed Fuse ...

Page 26: ... kΩ Resonant Control Voltage3 0 5 V Resonant Control Impedance 5 kΩ Resonant Input Signal Type DC Resonant Feedback Voltage 0 6 V TTL 4 Resonant Feedback Impedance 50 Ω Input Port NIR Window UV Fused Silica Broadband Window AR Coating Both Sides Ravg 0 75 over 660 1420 nm 3 mm Thickness AC Power Input 90 264 VAC 50 60 Hz Switching Power Supply Input Power Max 120 VA Storage and Operating Temperatu...

Page 27: ... Head Performance Specifications Specification Value Natural Resonant Frequency 7910 Hz Frequency Tolerance 15 to 15 Hz Sync Signal Frequency 8 kHz Sync Signal Pulse Width 50 Duty Cycle Maximum Beam Diameter 5 mm Maximum Scan Range for a Square Scan 10 Mechanical Peak to Peak Min 20 Optical Peak to Peak ...

Page 28: ...latness 633 nm λ 4 Clear Aperture Within 0 020 of any edge or rail Galvo Motor and Position Sensor Linearity Typical 99 9 Min 99 5 Scale Drift 50 ppm C Max Zero Drift 15 µrad C Max Repeatability5 8 µrad Average Current 2 4 A Peak Current 8 0 A Scan Angle 30º Optical Peak to Peak Input Scale Factor 1 33 V per Mechanical Degree Output Scale Factor 0 533 V per Mechanical Degree Small Angle Step Respo...

Page 29: ...7000 nm 97 Surface Quality 60 40 Scratch Dig Front Surface Flatness 633 nm λ 4 Clear Aperture 5 0 mm x 7 2 mm Ellipse Scanning Frequency 8 kHz Scan Angle 20º Optical Peak to Peak Min Field Size Resolution 8 bit 7 5 Fuse Specifications Specification Value Dimension Ø 5 10 mm x 20 mm Ø 0 201 x 0 787 Fuse Type Cartridge Glass Current Rating 3 A Voltage Rating AC 250 V Response Time Slow Mounting Type...

Page 30: ...9 0 5 x 7 13 28 655 mm Output Distance Distance from the second mirror to the output face Yellow Line 0 5 x Distance between the two mirrors Green Line 25 40 0 5 x 7 13 28 965 mm The focus of the scanner lens must lie near the midpoint of the green line This is true whether you are mounting a scanner lens on the input or output face If a scanner lens has a focal point that falls on the yellow or b...

Page 31: ... kHz Galvo Resonant Scanner and Controller Chapter 7 Specifications Rev B May 20 2019 Page 27 7 7 NIR Window Figure 29 Typical NIR Window Reflectance Figure 30 NIR Window Substrate Material Transmission ...

Page 32: ...Description Characteristics 21 Galvo Position IN Position In Signal 100 kΩ Input Impedance 33 Current Current Monitor 1 kΩ Output Impedance 63 Galvo Position OUT Position Out Signal 1 kΩ Output Impedance 65 Error Difference Between Command Input and Position Output 1 kΩ Output Impedance 66 Galvo Velocity Voltage Signal is Proportional to the Velocity of the Scanner 1 kΩ Output Impedance ...

Page 33: ...8 kHz Galvo Resonant Scanner and Controller Chapter 9 Mechanical Drawings Rev B May 20 2019 Page 29 Chapter 9 Mechanical Drawings Figure 32 Mechanical Drawing of LSK GR08 Scan Head ...

Page 34: ...8 kHz Galvo Resonant Scanner and Controller Chapter 9 Mechanical Drawings Page 30 TTN118194 D02 Figure 33 Mechanical Drawing of LSK GR08 M Scan Head ...

Page 35: ...8 kHz Galvo Resonant Scanner and Controller Chapter 9 Mechanical Drawings Rev B May 20 2019 Page 31 Figure 34 Mechanical Drawing of LSK GR08 M Controller ...

Page 36: ...8 kHz Galvo Resonant Scanner and Controller Chapter 10 Certifications and Compliance Page 32 TTN118194 D02 Chapter 10 Certifications and Compliance ...

Page 37: ...2019 Page 33 Chapter 11 Warranty Thorlabs warrants that all products sold by Thorlabs will conform to the published specifications and shall be free from defects in material and workmanship under normal use handling and service Thorlabs provides warranty for a period of one year ...

Page 38: ... to other Thorlabs products such as Pure OEM products that means assemblies to be built into a unit by the user e g OEM laser driver cards Components Mechanics and optics Left over parts of units disassembled by the user PCB s housings etc If you wish to return a Thorlabs unit for waste recovery please contact Thorlabs or your nearest dealer for further information Waste Treatment is Your Own Resp...

Page 39: ...nformation USA Canada and South America Thorlabs Inc sales thorlabs com le techsupport thorlabs com Europe Thorlabs GmbH europe thorlabs com France Thorlabs SAS SA sales fr thorlabs com Japan Thorlabs Japan Inc sales thorlabs jp UK and Ireland Thorlabs Ltd sales uk thorlabs com techsupport uk thorlabs com Scandinavia Thorlabs Sweden AB scandinavia thorlabs com Brazil Thorlabs Vendas de Fotônicos L...

Page 40: ...www thorlabs com ...

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