等级Grade

P

A

P

A

带宽Bandwidth (nm)

±40

结构 Configuration

1×4

耦合比Coupling Ratio (%)

25/25/25/25

最大插入损耗Max. Insertion Loss (dB)

6.6

7.0

7.0

7.2

一致性 Uniformity (dB)

≤ 0.6 

≤ 1.0 

≤ 1.0

≤ 1.2

波长敏感损耗 Wavelength Dependent Loss (dB)

0.4

0.6

0.8

1.2

偏振敏感损耗Polarization Dependent Loss (dB)

≤ 0.05

≤ 0.08

≤ 0.12

≤ 0.15

温度稳定性Thermal Stability( dB/℃)

   ≤0.0025

方向性Directivity (dB)

≥ 50

回波损耗Return Loss (dB)

≥ 50

尾纤长度 Lead length (m)

     1 meter, others on request