JDSU
ORL-55
69
9 S
PECIFICATIONS
Power Meter
Return Loss Test
Adjustable
wavelength range
1260 nm to 1650 nm,
in 1 nm steps
Calibrated
wavelengths
1310 nm,
1550 nm, 1625 nm
Photo diode
InGaAs
Display range
1)
1) -50 dBm to +6 dBm in Multi-
mode.
-70 dBm to +6 dBm
Resolution
2)
2) For levels < -60 dBm: 0.1 dB
0.01 dB, 0.001 µW
Max. permitted level
+6 dBm
Intrinsic uncertainty
3)
3) Under reference conditions: -20 dBm (CW), 1310 nm
1 nm,
23 °C
3K, 45 to 75% relative humidity, 9 to 50 µm test fiber
with DIN connector.
0.4 dB
Overall measurement
uncertainty
4)
4) At 23 °C
3K, at the calibrated wavelengths.
-60 to 0 dBm:
0.5 dB
3 nW
Selectable wavelengths
1)
• BN 2287/21
• BN 2287/22
• BN 2287/23
1) typ.
20 nm
1310/1550 nm
1310/1490/1550 nm
1310/1550/1625 nm
Spectral width (RMS)
< 5 nm
Measurement range
0 dB to +60 dB
Display range
0 dB to +70 dB
Measurement accuracy
2)
• 0 to +50 dB
• +50 to +60 dB
2) Under reference conditions: 20 °C
3K, 45% to 75% rel.
humidity, in Single-
mode.
0.7 dB
0.9 dB
Resolution
0.01 dB
