China A Grade P Grade Long Haul Fiber Optic FBT Coupler for sale

A Grade P Grade Long Haul Fiber Optic FBT Coupler

Price Negotiable

Price: USD1-2per piece

MOQ: 1 Piece

Delivery Time: 5-8 work days

Brand: SUNET/OEM

Product Description

1x2 SC/APC Triple Window Mini Type 1M Fiber Optic FBT Coupler

FBT Coupler Description

1×N Fused Bi-conical Tapered (FBT) splitter is the series connection of N-1 pieces of 1×2 splitter.

These devices are used extensively in fiber amplifier power control. They are also utilized in transmission equipment for performance monitoring and feedback control.

Our Single Mode Fiber Optic Splitters are highly stable for multi-port optical signal splitting with low insertion loss. All devices are qualified according to industry standard test procedures, and available in a wide range of split ratios, lengths, and packaging. Custom terminations are also available.

FBT Coupler Features

1. Low Excess loss

2. Low PDL

3. Environmentally stable

4. Good Thermal Stability

FBT Coupler Application

1. Long-haul Telecommunications

2. CATV Systems & Fiber Optic Sensors

3. Local Area Network

FBT Coupler Parameters

Parameters	Specification
Channel Number	1x2
Operating Wavelength (nm)	1310/1550/1490
Operating Bandwidth(nm)	±40
Coupling Ratio	Coupling Ratio Insertion Loss (dB)
	P Grade				A Grade
50/50	≤3.3				≤3.5
40/60	≤4.5/2.6				≤4.7/2.8
30/70	≤5.7/1.9				≤5.9/2.1
20/80	≤7.6/1.3				≤7.75/1.38
10/90	≤10.85/0.68				≤11.2/0.75
5/95	≤14.4/0.45				≤15.5/0.48
2/98	≤18.5/0.6				≤19.8/0.38
1/99	≤21.8/0.28				≤22.8/0.35
PDL(dB)	≤0.15				≤0.2
Directivity(dB)	≥50
Return Loss	≥55
(1xN)	N=3	N=4	N=5	N=8	N=16	N=24	N=32	N=64
Fiber Type	Corning SMF-28e
IL (MAX) (dB)	5.41/5.62	7.01/7.22	7.81/8.02	10.01/10.42	13.51/13.92	15.01/15.42	17.31/17.52	21.01/21.52
Uniformity (dB)	0.51/0.62	0.51/0.62	0.61/0.82	0.81/1.02	1.11/1.32	1.21/1.52	1.31/1.52	2.11/2.52
Return Loss (dB)	≥55
Directivity (dB)	≥50
PDL (dB)	< 0.20	< 0.20	< 0.30	< 0.30	< 0.40	< 0.50	< 0.50	< 0.20