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The Low Autofluorescence Bundle Branching Fiber-optic Patch Cord has two or more optical fibers bundled into a single optical connector on one end and individual connectors for each fiber on the other end. It uses low autofluorescence materials and black epoxy to prevent the signal crosstalk between the optical fibers. These patch cords are primarily used in multi-site fiber photometry.

Before delivery, each patch cord undergoes a photobleaching process that further decreases its natural fluorescence.

Please note that there may be some limitations on the choice of optical fiber, connector type, or the number of branches.

Application NoteFREN

Low Autofluorescence Patch Cords

ProcedureFREN

Patch Cord Photobleaching

Core
(μm)
Cladding
(μm)
Buffer NA Fiber-optic Code*
200 220 245 0.37 200/220/XXX-0.37
200 230 500 0.57 200/230/XXX-0.57
400 440 470 0.37 400/440/XXX-0.37
400 430 730
0.57 400/430/XXX-0.57

*XXX is representative of the jacket code, see the JACKETS CODE tab to choose the best one for your needs

 

DescriptionProductTermination Code
FC Connector with Zirconia Ferrule

FC Connector with Metal Ferrule
 border=FC

FCM
SMA Connector with Metal Ferrule border=SMA
Zirconia Ferrule OD 1.25 mm border=ZF1.25
Zirconia Ferrule OD = 1.25 mm with Flange
 
 border=ZF1.25(F)
 
Zirconia Ferrule OD = 1.25 mm with Peek Flange ZF1.25(FP)
Zirconia Ferrule OD = 1.25 mm with Reduced Flange 1.6 mm
 
 ZF1.25(RF)
Metal Ferrule OD 1.25 mm border=MF1.25
Metal Ferrule OD 1.25 mm with Flange height=MF1.25(F)
Zirconia Ferrule OD = 2.5 mm border=ZF2.5
Zirconia Ferrule OD = 2.5 mm with Flange

Zirconia Ferrule OD = 2.5 mm with Peek Flange
 border=ZF2.5(F)

ZF2.5(FP)
Metal Ferrule OD = 2.5 mm border=MF2.5
M3 Connector border=CM3
M3 Connector Peek Plastic border=CM3(P)
Comparison Table : Protective Jacket
CompositionCodeDescriptionColorOD
(mm)
Linear mass
(g/m)
FlexibilityFiber break protectionFiber pull protectionProposed usage
900Hytrel loose tube 0.9Black*0.90.5
 
Excellent
 
Low
 
Low
 

Cable to small freely-moving animal (mice)

1100
 
Hytrel loose tube 1.1 mm
 
Black*1.10.5Excellent
 
Low
 
LowCable to small freely-moving animal (mice)
3000PVC jacket 3 mmBlack3.05.8LowGoodExcellentGeneral use cable
LWMJ

Stainless monocoil with PVC 2.4 mm

Black2.47.5Good
 
Good
 
GoodFreely-moving animal light delivery with large mice or rat
PKMJ
 
Stainless monocoil with kevlar and PUR 3.0 mm
 
Black3.011Good
 
Excellent
 
ExcellentBest compromise between flexibility and robustness
ARMOStainless armor 2.3 mmSilver2.39.2LowExcellentExcellentPreferred for maximum robustness
ARBKStainless armor with PVC 3 mmBlack3.015LowExcellentExcellentPreferred for maximum robustness


* Other color available on request.
Jacket availability may vary with optical fibre type



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