THORLABS Vytran LFS4100 User Manual Download

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LFS4100

Fiber Splicer

User Guide

Summary of Contents for Vytran LFS4100

Page 1: ...LFS4100 Fiber Splicer User Guide...

Page 2: ...m 6 3 5 5 Splice Head 7 3 5 6 Filament Assembly 7 3 5 7 Filaments 8 3 5 8 Mirror Tower 9 3 5 9 Imaging System 9 Chapter 4 Set Up 10 Chapter 5 Software Interface 12 5 1 Menu Bar 12 5 1 1 File 12 5 1 2...

Page 3: ...1 Fiber Holding Block Maintenance 30 7 1 1 Changing the Fiber Holding Block Inserts 30 7 1 2 Cleaning the Fiber Holding Block Inserts 30 7 1 3 Adjusting the Transfer Insert Clamp 30 7 2 Filament Repla...

Page 4: ...ion 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 Positi...

Page 5: ...g operation is STRONGLY ADVISED AGAINST WARNING The fiber handlers and the splice head can exert a fair amount of force as they move from side to side It is strongly advised that users NOT put their f...

Page 6: ...imaging system displays a magnified fiber image with sub micron resolution the camera can display views of both the fiber sides and fiber ends Using these images the XY and rotation stages automatica...

Page 7: ...e gas tank fittings in other areas or countries 6 1 8 PTFE Gas Line Gas line for gas tank regulator 7 RS 232 Comm Cable 9 pin D sub cable for RS 232 communication 8 Camera Cable 6 pin IEEE 1394 firewi...

Page 8: ...100 workstation is powered from an external dual voltage supply Connection is made via a 5 pin round connector Communication PC LFS4100 Control communication RS 232 9 way D Sub connector Connect to Co...

Page 9: ...Block Inserts The LFS4100 fusion splicer requires fiber holder inserts to be placed in the fiber holding blocks in order to clamp the fibers during the splicing process A top and bottom insert sold s...

Page 10: ...sport These transfer inserts include vacuum holes that provide a small suction force to hold the fiber in place Figure 6 Fiber Holder Transfer Bottom Insert 3 5 5 Splice Head The splice head employs a...

Page 11: ...for most applications Iridium filaments operate at slightly lower temperatures than graphite filaments making these ideal for working with softer glass fibers The filaments have an approximate operat...

Page 12: ...view the ends of the fibers The LED provides backlighting for viewing the ends of the fibers Figure 9 Mirror Tower 3 5 9 Imaging System The LFS4100 splicing station comes with an automated camera ass...

Page 13: ...the back of the LFS4100 Figure 11 External Vacuum Pump for Bottom Fiber Holder Inserts 4 Use the included IEEE 1394 firewire cable to connect the camera to the port on the LFS4100 labeled CAMERA 6 pin...

Page 14: ...the port on the back of the LFS4100 labeled POWER Plug the other end of the cable into the DC power supply Be sure to align the red dot on the plug with the red dot on the receptacle Figure 13 DC Pow...

Page 15: ...chapter The buttons are described from top to bottom The graphical user interface is illustrated below Figure 15 LFS4100 Graphical User Interface The following sections describe each component of the...

Page 16: ...iew menu allows the user to hide or display the various toolbars data windows and guides such as crosshair and alignment guides associated with the GUI The Processes Toolbar Macro Toolbar and Quick Op...

Page 17: ...an be modified through the Toolbars menu Edit Processes Bar Allows the user to define which process will be shown on the Processes Toolbar for quick usage The Selected Processes window includes all th...

Page 18: ...ck Open File Toolbar Users can add or remove files from this window Camera Bar Properties Allows the user to edit the properties of each fiber view provided by the camera Each tab of the View Properti...

Page 19: ...ab are pre set the user should not change them Mechanical The Mechanical menu includes options for the fiber holding blocks Home to View Distance This option sets the distance between the splice home...

Page 20: ...n this window while the argon flow rate for the splice is set in the Splice Properties window Cleave Angle Limits The system can measure the cleave angle of the fibers before splicing them together Th...

Page 21: ...ll be discussed in Chapter 6 5 1 5 Reset The Reset menu allows the user to initialize stop and reset the LFS4100 5 1 6 Execute The Execute menu can be used to perform key splicing functions For descri...

Page 22: ...tion Home is the proper camera position for system storage and manipulation of fibers Back and Front are two different side views used to align fibers The Back view is typically used as the referenced...

Page 23: ...This button moves the fibers to the splice position using predetermined positions for the fiber holding blocks You can change these positions by right clicking on the Load Fibers button Gap This comm...

Page 24: ...ront or Back of a pair of fibers Front and back views are captured with the help of mirrors on the mirror tower and feature back lighting from LEDs in the ring illuminator Another way to get an edge v...

Page 25: ...e splice head Thus for the left block positive motion is to the right Left Pivot The Left Pivot box enables the user to pivot the left fiber holding block for alignment in the back view Left Rotation...

Page 26: ...in ADC levels The maximum for each is 65535 which corresponds to 5 V and 80 A respectively Cleave Angles This window indicates the fiber cleave angles The cleave angle measured on the left fiber is d...

Page 27: ...LFS4100 software will use inputs from the CCD camera or an external optical power meter to precisely align the fibers Computer controlled stepper motors are used to position the fibers during alignme...

Page 28: ...Push This is the distance the fibers are pushed together prior to the fusion process Check the pre push distance displayed in the Splice Parameters window To change the pre push distance select the Pr...

Page 29: ...ameters Multiple Stage Splice Users can set up all the parameters for each splice step and add or remove splice steps in this window The system can also perform several splice files in a sequence The...

Page 30: ...are aligned 6 3 2 Core Alignment The core alignment method is similar to the edge alignment method except the system attempts to align the cores of the fibers instead of the edges This process can on...

Page 31: ...mation process must be calibrated for the fiber type and wavelength The calibration data for the loss estimation process takes the form of a number of coefficients that are generated by contrasting th...

Page 32: ...n takes place most of the buttons on the GUI will appear grey and the status bar light will be dull red The LFS4100 must be on for initialization to succeed Shutting down the LFS4100 requires no speci...

Page 33: ...sert is held in place with setscrews These two set screws are located in the back of the lid and must be loosened before the top insert can be replaced 7 1 2 Cleaning the Fiber Holding Block Inserts D...

Page 34: ...on the Lens Home macro button Switch the LFS4100 off Remove the 2 screws 5 64 Allen wrench that secure the stainless steel cover plates onto the furnace Remove the Stainless Steel cover plates Remove...

Page 35: ...osition relative to the filament on the PC monitor Shine an external light source into the fiber so that the end face is illuminated It may take some adjustment to get the light and the fiber position...

Page 36: ...s that accumulates on the mirror surfaces This debris may be dust from the atmosphere small pieces of fiber coating finger prints etc Great care must be taken when cleaning the mirror surfaces as they...

Page 37: ...e desired flow rate Initiate the purge using the Purge tool bar item Wait 5 10 seconds for the flow meter reading to stabilize Verify that the flow meter measures the set flow value Reset the Purge fl...

Page 38: ...re and microstructured specialty fibers These LED illumination inserts are also compatible with the GPX Series of Glass Processing Systems Fiber Holder Insert Side 1 Accepted Diameter Min Max Side 2 A...

Page 39: ...rt based on the fiber diameter size range shown in each cell Green cells indicate the best fit orange cells indicate the second best fit and white cells indicate the third best fit Example For the 800...

Page 40: ...VHF750 750 m 516 759 234 9 617 970 132 221 643 878 107 128 728 963 23 213 812 1047 62 297 VHE10 1000 m 773 1008 172 63 858 1093 88 147 943 1178 3 232 1036 1271 90 325 1250 m 1034 1269 176 59 1119 1354...

Page 41: ...search grade argon gas is preferred Any other gas may damage the unit NOTE European DIN fittings are supplied as required in European markets An adaptor may be required to allow connection of the supp...

Page 42: ...s 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 u...

Page 43: ...ada and South America Thorlabs Inc sales thorlabs com techsupport thorlabs com Europe Thorlabs GmbH europe thorlabs com France Thorlabs SAS sales fr thorlabs com Japan Thorlabs Japan Inc sales thorlab...

Page 44: ...www thorlabs com...

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