THORLABS IO-J-1550 User Manual Download Page 9 | Manualshive

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1550 nm Fiber Isolator

Chapter 7: Drawing

Rev B,

Sept. 14, 2018

Page 7

Chapter 7 Drawing

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Summary of Contents for IO-J-1550

Page 1: ...IO J 1550 Fiber Isolator User Guide ...

Page 2: ... Description 3 3 1 Polarization Dependent Optical Path Schematic 4 Chapter 4 Operation 5 4 1 Forward Mode 5 4 2 Reverse Mode 5 Chapter 5 Warranty 5 Chapter 6 Specifications 6 Chapter 7 Drawing 7 Chapter 8 Regulatory 8 8 1 Waste Treatment is Your Own Responsibility 8 8 2 Ecological Background 8 Chapter 9 Thorlabs Worldwide Contacts 9 ...

Page 3: ...powerful permanent magnet Keep all steel objects and anything affected by a magnetic field at a minimum distance of 1 25 mm from the isolator WARNING Do NOT attempt to disassemble this isolator The isolator must remain contained by the isolator body Any disassembly of the isolator voids the warranty and can be unsafe ...

Page 4: ...lding the input and output fibers Be wary of damaging the fiber when removing the unit from the box 2 Place the isolator into your fiber optic system 3 Secure the base of the isolator to the table via the 4 40 M3 mounting slot 4 Orient the isolator according to the engraving on the lid 5 Splice the fiber to the source via fusion recommended or mechanical splice 6 Turn on the power source within th...

Page 5: ...e test report comes with every serialized part An isolator consists of a Faraday rotator at least two polarizers a half wave retarder and collimating lenses The main body of the isolator contains the Faraday rotator polarizers and retarder The outer aluminum sleeves protect the input and output ports containing the collimating lens and fiber ferrule This isolator is mounted on a baseplate with two...

Page 6: ...1550 nm Fiber Isolator Chapter 3 Description Page 4 17209 D02 3 1 Polarization Dependent Optical Path Schematic ...

Page 7: ...ck enters the isolator and is split by the output beam displacer The two beams are rotated 45 by the waveplate and another 45 by the faraday rotator The two beams are now oriented 90 as compared to the forward beams and walk off a second time instead of being recombined These beams do not couple into the input fiber and are absorbed inside the isolator housing The laser is now isolated from downst...

Page 8: ...eight 1 01 kg Optical Specifications Isolation 1550 nm 35 dB Min 38 dB Typ Max Powera 5 W CW Insertion Loss Without Connectors 0 7 dB Typ 0 9 dB Max Polarization Extinction Ratio PER 20 dB Return Loss 55 dB a The maximum power specification represents the maximum power for the combined forward and reverse directions Therefore the sum of the powers in the forward and reverse directions cannot excee...

Page 9: ...1550 nm Fiber Isolator Chapter 7 Drawing Rev B Sept 14 2018 Page 7 Chapter 7 Drawing ...

Page 10: ... 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 8 1 Waste Treatment is Your Own Responsibility If ...

Page 11: ...n USA Canada 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 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 Ltda brasil thor...

Page 12: ...www thorlabs com ...

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