Technical Briefs


Phoenix Photonics has produced a set of technical briefs to provide additional technical background to our product range. The briefs are based on FAQs received from customers. Currently available documents with contents list are shown below:

#1 Evanescent field technology
• What is the evanescent field in an optical fiber?
• Benefits of components fabricated using this technology.
• Principle of evanescent field components.
• Evanescent field component groups.
• Characteristics of side-polished fibers.		 #2 Depolarizers
• What is a depolarizer?
• Principle of operation.
• Source coherence function dependence.
• Depolarizer realization.
• Input linear polarization state.
• Temperature dependence.
• Wavelength dependence.
#3 Polarizers
• What is a polarizer?
• Principle of operation.
• Single mode – single mode (SM/SM) polarizers.
• Single mode – polarization maintaining fiber (SM/PM) polarizers.
• Polarization maintaining – polarization maintaining fiber (PM/PM) polarizers.
• All-fiber benefits.		 #4 Optical fiber shutters and VOAs
• What is an all-fiber VOA and shutter?
• All-fiber evanescent field benefits.
• Principle of operation.
• Ambient temperature dependence (TDL).
• Wavelength dependence (WDL).
• Polarization dependence (PDL).
• Shutter operation and specifications.
• VOA operation and specifications.
• Integration.
• Multimode and polarization maintaining fiberdevices.
• Alternative wavelengths and high power operation.
#5 Power monitors
• What is a power monitor?
• Evanescent field power monitor.
• Responsivity.
• Insertion loss.
• Polarization dependent responsivity (PDR).
• Polarization dependent loss (PDL).
• Wavelength dependent responsivity (WDR).
• Maximum operational power.
• High power operation.
• Fiber type.
• Polarization maintaining fiber power monitor.
• All-fiber evanescent field power monitor benefits.		 #6 Polarization controllers
• What is a variable waveplate?
• Poincaré sphere representation of polarization.
• Principle of operation.
• Variable waveplates.
• Polarization state scanner and controller.
• Polarization switch.
• Temperature dependence.
• Wavelength dependence.
• Which device to use?

For a copy of one or more technical briefs please fill in the request form below - all fields
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Alternatively email your request: general@phoenixphotonics.com

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Main area of Product interest:
Power Control
Polarization Control
Multimode
Custom design

Components currently used:

Power Monitor
Polarizer
Coupler
VOA
Arrays
None of these

Check boxes for technical briefs requested:

#1
#2
#3
#4
#5
#6