GPX3800 and GPX3850 Glass Processors
Chapter 3: Description
Page 10
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Filament Assembly
Thorlabs supplies filaments pre-assembled in a filament body as shown in the Figure 6. This is called a filament
assembly. Different filament bodies are used with different filaments, and are distinguished by a version number
engraved on the front of the housing.
Figure 6
V and T Filament Body Version
Figure 7 lists the standard graphite filament types as a function of the fiber size and application
.
Item #
Filament
Material
Application
Cladding Diameter
(Min/Max)
FTAV2
Graphite
Splice
80 µm / 250 µm
FTAV4
125 µm / 600 µm
FTAV5
250 µm / 1000 µm
FTAV6
400 µm / 1300 µm
FTAT3
Tapering
250 µm / 1500 µm
FTAT4
400 µm / 1800 µm
FRAV1
Iridium
Splice
≤200 µm
FRAV3
≤400 µm
FRAV5
250 µm / 1050 µm
Figure 7
Filament Size Table