4 Port 1064nm Polarization Maintaining Optical Circulator
		Product Features	Product Applications
		High Isolation	Research
		Low Insertion Loss	Fiber Sensors
		High Extinction Ratio	Coherent Detecting
		Excellent Stability and Reliability	Fiber Optic instruments

Specifications
Parameter		Unit	Type A	Type B
Central Wavelength (λc)		nm	1064
Insertion Loss, λc, 23°C	Typ	dB	3.8	2.4
Insertion Loss*, λc	Max	dB	4.2	2.8
Isolation, λc, 23°C	Typ	dB	52	30
Isolation, λc, 23°C	Min	dB	45	20
Extinction Ratio	Min	dB	20	20
Directivity (1→3, 2→4)	Min	dB	50
Return Loss	Min	dB	50
Optical Power (Continuous Wave)	Max	mW	300
Tensile Load	Max	N	5
Operating Temperature		°C	-5 to +50
Storage Temperature		°C	-40 to +85

IL is 0.5 dB higher, RL is 5 dB lower, and ER is 2 dB lower for each connector added. Connector key is aligned to slow axis.

The routing path: Type A: 1→2, 2→3, 3→4; Type B: 1→2, 2→3, 3→4, 4→1

*All temperature.

Package Dimensions

Ordering Information

P

M

O

C

I

R

Port F=4 port

Type A=Type A B=Type B

Package C= Ø5.5 x L35

Pigtail S=250μm bare fiber pigtail M=0.9mm loose tube

Fiber Type E=Panda fiber

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

Connector 0=None 3=FC/APC 5=SC/APC 7=FC/UPC 8=SC/UPC

Note: All specifications are before connectors and are subject to change without notice.