1x2(2x2) 405nm(450nm) Single Mode Narrowband Splitter
		Product Features	Product Applications
		Low PDL	Optical Medical System
		Low Insertion Loss	Optical Testing System
		High Directivity	Fiber Optical Sensor
		Stable and Reliable	Optical Power Distributor
			Optogenetics Research

Specifications			Splitting Ratio:50:50
Parameter		Unit	Premium	Premium
Port Configuration			1x2 or 2x2
Central Wavelength		nm	405	450
Bandwidth		nm	±10
Insertion Loss	Max	dB	5.6	3.8
Excess Loss	Typ	dB	2.0	0.6
Uniformity	Max	dB	0.6	1.4
PDL	Max	dB	0.1	0.2
Return Loss*	Min	dB	55	55
Operating Power	Max	W	5
Operating Temperature		°C	-40 to +85
Storage Temperature		°C	-50 to +85
Package Type		mm	S5 or S6=Ø3x40 or Ø3x54: for bare fiber
			S8=Ø3x70: for 0.9mm loose tube
			M1=9x16x90: for 0.9mm loose tube or 2mm cable or 3mm cable

All specifications are based on 1m fiber length, every 0.5m-length of fiber can cause 0.5dB IL additionally.

*Test at central wavelength only. There would be an unused termination port around 20cm for 1x2 version.

Splitting Ratio & Insertion Loss Conversion Table
Splitting Ratio	Maximum Insertion Loss (dB)
	Output Port 1 (405nm)	Output Port 2 (405nm)	Output Port 1 (450nm)	Output Port 2 (450nm)
50:50	5.6	5.6	3.8	3.8
60:40	4.2	6.2	3.1	5.0
70:30	3.5	7.3	2.4	6.2
80:20	3.0	9.1	1.8	8.0
90:10	2.5	12.2	1.3	11.0
95:5	2.3	15.2	1.1	14.5
96:4	2.2	16.0	1.05	15.0
97:3	2.15	17.5	0.95	16.5
98:2	2.1	19.0	0.9	18.0
99:1	2.1	23.0	0.9	21.0
99.5:0.5	2.0	25.0	0.9	24.0

Ordering Information

S

N

S

Wavelength D=450nm Q=405nm S=Specify

Structure 1=1x2 2=2x2

Splitting Ratio 05=99.5:0.5 99=99:1 98=98:2 97=97:3 96=96:4 95=95:5 … 50=50:50

Grade P=Premium

Package 4=S5 5=S6 7=S8 D=M1

Fiber Type B=SM460 C=SM405

Pigtail S=250μm bare fiber M=0.9mm loose tube L=3mm cable R=2mm cable

Fiber Length 0=0.5m 1=0.75m 2=1.0m S=Specify

Connector 0=None 1=FC/PC 2=FC/SPC 3=FC/APC 4=SC/SPC 5=SC/APC 6=ST 7=FC/UPC 8=SC/UPC 9=MU A=LC/PC B=SC/PC C=LC/UPC D=LC/APC

Note:1. Central wavelength can be customized for different applications.
2. All specifications are before connectors and are subject to change without notice.
3. All data are measured at central wavelength at room temperature.