PM Coupler , Polarization Maintaining coupler (Best)

features		applications
low excess loss various coupling ratio wide pass band high stability and reliability epoxy free optical path		optical amplifer optical networks power monitoring fiber sensors

performance specifications

parameter	1 x 2
center wavelength (nm)	1550
insertion loss(max.)(db)	split ratio
	1:99	2:98	5:95	10:90	40:60	50:50
	21/0.8	18/0.8	14/0.9	11.5/1.1	4.6/2.6	3.6
max. excess loss (db)	1.0
max. uniformity (db)	0.8
tap ratio	1%, 2%, 5%,10%, 40% and 50%
mini. extintion ratio(db)	20/18
optical return loss (db)	>50
power handling (mw)	300
max. tensile load (n)	5
operation temperature (^��c )	-5 ~ +70
storage temperature(��c)	-40 ~ +85
fiber type	pm panda fiber for in/out or smf-28 for tap port
	all pm panda fiber
packing dimension(mm)	1x2:[f5.5xl35(l38 for 900um jacket)]

parameter	2 x 2
center wavelength (nm)	1550
insertion loss(max.)(db)	split ratio
	1:99	2:98	5:95	10:90	40:60	50:50
	21/1.0	18/1.0	14/1.1	11.8/1.3	4.8/2.8	4.0
max. excess loss (db)	1.0
max. uniformity (db)	0.8
tap ratio	1%, 2%, 5%,10%, 40% and 50%
mini. extintion ratio(db)	20/18
optical return loss (db)	>50
power handling (mw)	300
max. tensile load (n)	5
operation temperature (^��c )	-5 ~ +70
storage temperature(��c)	-40 ~ +85
fiber type	pm panda fiber for in/out or smf-28 for tap port
	all pm panda fiber
packing dimension(mm)	2x2:[f5.5xl38(l40 for 900um jacket)]

package dimensions

ordering information

pmfc

center wavelength

type

split ratio

fiber type

fiber type on tap port

fiber length

in/out connector

55=1550nm
ss=specify

1=1 x 2
2=2 x 2

01=1/99
02=2/98
05=5/95
10=10/90
40=40/60
50=50/50
ss=specify

1=bare fiber
2=900um jacket
s=specify

m=smf-28 (for 1x2 only, standard product)
p=panda fiber
s=specify

1=0.75m
s=specify

0=none
1=fc/apc
2=fc/pc
3=sc/apc
4=sc/pc
5=st
6=lc

x=special

Polarization Maintaining(PM) Coupler