Fibre Delay Line: Fibre Delay Line: FDL Principle drawing - - PowerPoint PPT Presentation

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Jan 26, 2024 10 likes •60 views

Fibre Delay Line: Fibre Delay Line: FDL Principle drawing Principle drawing The length of the jumper is factory set up Th l th f th j i f t t thanks to interferometric method 1ps delay precision at 1550nm Free space beam

SLIDE 1

Fibre Delay Line: Fibre Delay Line: FDL

SLIDE 2

Principle drawing Principle drawing

Th l th f th j i f t t

The length of the jumper is factory set up

thanks to interferometric method

» 1ps delay precision at 1550nm Free space beam propagation connectors fibers

SLIDE 3

Features Features

L l (0 5 dB)

Low loss (0.5 dB)
Low PDL (0.2 dB)
Options available

» PM available » polarizer » Shutter on one arm Shutter on one arm » Variable delay line on one arm ( motorized version available too)

SLIDE 4

Applications Applications

C t ti (FC APC FC PC LC SC

Connectors mating (FC-APC, FC-PC, LC, SC

etc.)

Balancing optical receivers or photodiodes
Increasing distance between demodulators and

g photodiodes

SLIDE 5

C h t i (COH24 & COH28)

Coherent receiver (COH24 & COH28)
DPSK receiver (MINT1x2)
Polarizer
Variable Optical Delay Line (VODL)