Item

Single mode

Multimode

Optical Fiber Diameter

9/125um

62.5/125um 50/125um

Insertion loss

PC ≤ 0.3dB APC ≤ 0.2dB

PC ≤ 0.3dB

Return loss

PC ≥ 45 dB APC ≥ 60 dB

PC ≥ 25 dB

Insert-Pull Test

(1000 times) less than 0.3dB

Interchangeability

≤ 0.2 dB

Operating temperature

-40°C~+80°C

Tensile strength

15kfg

Single Mode single window standard coupler

Grape

P

A

Operating Wavelength(nm)

1310 or 1550

Max. Insertion Loss(dB)

Schedule 1 P Grade

Schedule 1 P Grade

Uniformity(dB)

0.5

0.8

PDL(dB)

0.1

0.15

Single Mode Broadband Coupler

Single Window

Dual Window

Grape

P

A

P

A

Operating Wavelength(nm)

1310 or 1550

1310 and 1550

Operating Bandwidth(nm)

+/-40

Max. Insertion Loss(dB)

Schedule 1 P Grade

Schedule 1 P Grade

Schedule 2 P Grade

Schedule 2 A Grade

Uniformity(dB)

0.5

0.8

0.5

0.8

PDL(dB)

0.1

0.15

0.1

0.15

Single Mode tree/star Broadband Coupler

Star Structure

4*4

8*8

16*16

Tree Structure

1*4

1*8

1*16

Single window

Dual window

Single window

Dual window

Single window

Dual window

Grade

P

A

P

A

P

A

P

A

P

A

P

A

Operating Wavelength(nm)

1310 or 1550

1310 and 1550

1310 or 1550

1310 and 1550

1310 or 1550

1310 and 1550

Operating Bandwidth(nm)

+/-40

Max. Insertion Loss(dB)

</=6.8

</=7.5

</=7.2

</=7.6

</=10.2

</=11.4

</=10.8

</=11.8

</=13.6

</=15

</=14.4

</=15.5

Uniformity(dB)

</=1.2

</=2.0

</=1.5

</=1.8

</=2.0

</=3.0

</=2.0

</=2.4

</=2.4

</=3.8

</=2.5

</=3.5

PDL(dB)

0.2

0.3

0.3

0.5

0.4

0.6