Innovation since 1979
当社では長年にわたって偏波面保持光ファイバ(PMF)とデバイスのカップリング評価に欠かせない偏波消光比モニタをご提供してまいりました。それに加え、偏波消光比を測定する際に欠かせない高い偏波消光比特性を持つ光源も取り揃えております。これにより、あらゆるシーンで安定 した消光比測定が可能となります。
PEM-340は、偏波保持光ファイバ(PMF)の性能評価や光学素子の正確な偏光軸アライメントに最適です。さらに、応答時間が1 kHzのアナログモニタ機能を利用すれば、レーザダイオードと光ファイバの高速自動アライメントへの応用も可能です。
Category |
Unit
|
Normal Power
|
High Power
|
|||
Wavelength Range |
nm
|
1260 to 1630
|
||||
PER Dynamic Range |
dB
|
50
|
40
|
|||
PER Range |
dB
|
0 to 50
|
- 5 to + 10 dBm
|
–
|
–
|
|
0 to 40
|
- 15 to + 10 dBm
|
0 to 40
|
- 5 to + 20 dBm
|
|||
0 to 30
|
- 25 to + 10 dBm
|
0 to 30
|
- 15 to + 20 dBm
|
|||
0 to 20
|
- 35 to + 10 dBm
|
0 to 20
|
- 25 to + 20 dBm
|
|||
PER Resolution |
dB
|
0.01
|
||||
PER Accuracy *1 |
PER < 30 dB |
dB
|
<± 0.3
|
|||
PER ≧ 30 dB |
<± 1.0
|
<± 1.0
|
||||
Input Power Range |
dBm
|
- 40 to + 10
|
- 25 to + 20
|
|||
Power Resolution |
dB
|
0.01
|
||||
Power Accuracy *2 |
dB
|
<± 0.3
|
||||
Polarization Angle Resolution *3 |
deg
|
0.12
|
||||
Polarization Angle Accuracy |
deg
|
<± 0.45
|
||||
Measurement Speed |
sec
|
0.1 / 0.2 / 0.4
|
||||
Interface |
–
|
GP-IB, RS-232C
|
||||
Operating Temperature |
℃
|
0 to 40
|
||||
Size (w) x (D) x (H) |
mm
|
210 x 300 x 80
|
||||
Weight |
kg
|
3
|
||||
Supply Voltage |
V
|
AC 100 to 240
|
||||
Maximum Power Consumption |
W
|
35
|
*1: Temperature: 20 to 30 ℃, Measurement Speed: 2.5 Hz
*2: Calibrated Wavelength : 1310 nm / 1550 nm
*3: Measurement Speed: 2.5 Hz
*4: SPC: Super Physical Contact, APC: Angled PC
PLS-100は、偏光軸を任意に調整可能な高消光比光源です。出力光は高い消光比性能(typ. 45 dB)を持ち、偏光消光比モニタ(PEM-340)と組み合わせることで偏波面保持光ファイバ(PMF)デバイスのPER測定に最適なシステムの構築が可能です。研究開発から生産現場まで幅広いシーンで活用いただけます。
Parameter
|
Unit
|
Specification
|
Notes
|
Wavelength Range |
nm
|
1310 ± 20 or 1550 ± 20
|
|
Polarization Extinction Ratio (PER) |
dB
|
40
|
45 dB typically
|
PER Stability @1 hour *1 |
dB
|
± 0.5
|
± 0.1 typically
|
Output Power |
dBm
|
0
|
+ 3 dBm typically
|
Power Stability @1 hour *1 |
dB
|
<± 0.1
|
± 0.05 typically
|
Power Variation by changing angle |
dB
|
± 0.2
|
|
Linewidth (FWHM) *2 |
nm
|
> 20
|
|
Optical Connector |
–
|
FC or SC
|
|
Connector Polish |
–
|
SPC
|
|
Polarized Axis Adjustment |
deg
|
2
|
Fine adjustment
|
deg
|
180
|
Coarse adjustment
|
|
Operating Temperature |
℃
|
15 to 35
|
|
Size (W) x (D) x (H) |
mm
|
210 x 350 x 135
|
except for the protruding portion
|
Weight |
kg
|
3.5
|
|
Supply Voltage |
V
|
AC 100 to 240 ± 10 %
|
|
Frequency |
Hz
|
50 / 60
|
*All measurements are taken after 60 min warm up and at stable room temperature.
*1: For period of 1 hour. Within ± 0.5 ºC.
*2: Measured at Full width half maximum