Dual Window Coupler Specifications

DUAL WINDOW SPLITTER/COUPLER SPECIFICATIONS

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Dual Window Splitter/Coupler Specifications and Insertion Loss Values

Singlemode, Dual Window Splitters/Couplers

Optical Spectrum Analyzer Results.

Top Trace Reference.
Bottom Trace Results.

DUAL WINDOW COUPLER SPECIFICATIONS

Ultra & Premium Standard

Center Wavelength
1310, 1550 Excess Loss Max. 0.1dB 0.3dB

Bandwidth +/- 40 nm Polarization Dependent
Loss Max. 0.15dB 0.2dB

Directivity 50 dB Min.
Operating Temperature -40C to + 85C

**Dual Window Ultra Coupler Insertion Loss Values**
Part Number	Split Ratio	Min. Insertion Loss	Max. Insertion Loss
FDC-XXX-050-XXX	50/50	2.92/2.92	3.30/3.30
FDC-XXX-045-XXX	45/55	3.37/2.52	3.77/2.88
FDC-XXX-040-XXX	40/60	3.87/2.15	4.29/2.49
FDC-XXX-035-XXX	35/65	4.44/1.80	4.89/2.14
FDC-XXX-030-XXX	30/70	5.09/1.49	5.58/1.81
FDC-XXX-025-XXX	25/75	5.85/1.19	6.40/1.51
FDC-XXX-020-XXX	20/80	6.78/0.92	7.41/1.22
FDC-XXX-015-XXX	15/85	7.96/0.66	8.74/0.96
FDC-XXX-010-XXX	10/90	9.59/0.41	10.66/0.71
FDC-XXX-005-XXX	05/95	12.22/0.18	14.18/0.47
FDC-XXX-001-XXX	01/99	18.24/0.00	23.21/0.29

**DUAL WINDOW PREMIUM COUPLER INSERTION LOSS VALUES**
Part Number	Split Ratio	Min. Insertion Loss	Max. Insertion Loss
FDC-XXX-150-XXX	50/50	2.68/2.68	3.57/3.57
FDC-XXX-145-XXX	45/55	3.10/2.29	4.07/3.12
FDC-XXX-140-XXX	40/60	3.57/1.94	4.64/2.72
FDC-XXX-135-XXX	35/65	4.09/1.61	5.29/2.35
FDC-XXX-130-XXX	30/70	4.69/1.31	6.05/2.00
FDC-XXX-125-XXX	25/75	5.38/1.02	6.98/1.69
FDC-XXX-120-XXX	20/80	6.20/0.76	8.16/1.39
FDC-XXX-115-XXX	15/85	7.45/0.51	9.41/1.12
FDC-XXX-110-XXX	10/90	8.86/0.27	11.75/0.86
FDC-XXX-105-XXX	05/95	11.55/0.04	15.43/0.61
FDC-XXX-101-XXX	01/99	18.24/0.00	23.21/0.42

DUAL WINDOW STANDARD COUPLER INSERTION LOSS VALUES
Part Number	Split Ratio	Min. Insertion Loss	Max. Insertion Loss
FDC-XXX-250-XXX	50/50	2.68/2.68	3.77/3.77
FDC-XXX-245-XXX	45/55	3.10/2.29	4.27/3.32
FDC-XXX-240-XXX	40/60	3.57/1.94	4.84/2.92
FDC-XXX-235-XXX	35/65	4.09/1.61	5.49/2.55
FDC-XXX-230-XXX	30/70	4.69/1.31	6.25/2.20
FDC-XXX-225-XXX	25/75	5.38/1.02	7.18/1.89
FDC-XXX-220-XXX	20/80	6.20/0.76	8.36/1.59
FDC-XXX-215-XXX	15/85	7.45/0.51	9.61/1.32
FDC-XXX-210-XXX	10/90	8.86/0.27	11.95/1.06
FDC-XXX-205-XXX	05/95	11.55/0.04	15.63/0.81
FDC-XXX-201-XXX	01/99	18.24/0.00	23.41/0.62

FIBER OPTIC COUPLERS ORDERING INFORMATION

F	D	C	-	X	X	X	-	X	X	X	-	X	X	X
F	D	C	-	4	5	6	-	7	8	9	-	10	11	12
FDC = Fiberdyne Labs Dual Window Couplers

4th. Digit	Center Wavelength	0 - 1310 / 1550 nm
5th. Digit	Ports	1 - 1x2 2 - 2x2
6th. Digit	Package	0 - 250 um 0.13" x 2.2" 1 - 900 um 0.13" x 2.2" 2 - 3 mm 4" x 0.6" x 0..3"
7th. Digit	Grade	0 - Ultra 1 - Premium 2 - Standard
8th. & 9th. Digits	Coupling Ratio	Specify First Two Digits i.e. 50 = 50/50
10th. Digit	Fiber Type	0 - Corning SMF-28e
11th. Digit	Connector Type	0 - None 1 - FC 2 - FC/APC 3 - SC 4 - SC/APC 5 - ST 6 - D4 7 - Other (Specify) 8 - Custom Configuration (i.e. SC input to SC/APC outputs) L - LC N - LC/APC
12th. Digit	Overall Length	1 = 1 Meter 2 = 2 Meters

Part Number Ordering Example: FDC-011-145-032 This gives you a Fiberdyne Labs 1310/1550nm wavelength coupler, 1x2, 900 um, Premium, 45/55 Coupling Ratio, Corning SF 28, SC Connectors, 2 Meters long.

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DUAL WINDOW STANDARD COUPLER INSERTION LOSS VALUES