1310 nm Singlemode Broadband Coupler

The Singlemode Broadband Coupler offers very low insertion loss, low polarization dependent loss and excellent environmental stability. This coupler series offers accurate coupling ratios from 1/99 to 50/50 and is available with very good uniformity in a wide wavelength range. These components find extensive applications to perform power splitting and mornitoring functions in all kinds of optical communication systems.

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Key Features	Applications
Low Polarization Dependent Loss	Optical Communication Systems
Low Insertion Loss	Fiber Sensing
Excellent Enviromental Stability

规格

Parameter		Unit	Value
Center Wavelength (λc)		nm	1310 or 1550 or Specify
Operating Wavelength		nm	λc ± 40
Coupling Ratio		%	01/99	02/98	03/97	05/95	10/90
Max. Insertion Loss¹		dB	21.5/0.2	18.5/0.25	17.5/0.3	14.6/0.4	10.8/0.65
Coupling Ratio		%	20/80	30/70	40/60	50/50
Max. Insertion Loss¹		dB	7.5/1.2	5.6/1.8	4.4/2.5	3.4/3.4
Max. Polarization Dependent Loss		dB	0.10
Thermal Stability		dB/℃	≤ 0.002 over - 5 to + 70 ℃
Min. Return Loss²		dB	50
Min. Directivity	1 × 2	dB	55
	2 × 2	dB	60
Max. Optical Power (Continuous Wave)		mW	300
Fiber Type		-	SMF-28 Fiber
Operating Temperature		℃	- 5 to + 70
Storage Temperature		℃	- 40 to + 85

¹IL is 0.3 dB higher for each connector added.

耦合器/分束器

1310 nm Singlemode Broadband Coupler

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