User`s guide

Specifications Specifications
38 Agilent 81560A, 81561A, 81566A, & 81567A Optical Attenuator Modules, First Edition
Variable Optical Attenuator Modules with Power Control
Agilent 81566A Agilent 81567A
Connectivity
1
straight connector angled connector
Fiber type 9/125 µm SMF28 9/125 µm SMF28
Wavelength range 1250-1650 nm 1250-1650 nm
Attentuation range 0-60 dB 0-60 dB
Resolution 0.001 dB 0.001 dB
Attenuation Setting Power Setting Attenuation Setting Power Setting
Repeatability
2
±0.01 dB ±0.01 dB
3
±0.01 dB ±0.01 dB
3
Accuracy (uncertainty)
4
±0.1 dB
5
±0.1 dB
5
Settling time
6
typ. < 100 ms typ. < 300 ms typ. <100 ms typ. <300 ms
Relative power meter uncertainty
7
± 0.03 dB ± 20 pW ± 0.03 dB ± 20 pW
Insertion loss
8
typ. 2.2 dB typ. 2.2 dB
Polarization dependent loss
8,9
< 0.08 dBpp < 0.08 dBpp
Return loss
8
typ. > 45 dB typ. > 60 dB
Maximum input power
10
+ 23 dBm + 23 dBm
Shutter isolation typ. > 100 dB typ. > 100 dB
Dimensions (H x W x D) 75 mm x 64 mm x 335 mm (2.8" x 2.6" x 13.2")
Weight 1.3 kg
Recommended recalibration period 2 years
Operating temperature 10 °C - 45 °C
Humidity Non-condensing
Warm-up time 30 min.
1
For Agilent's versatile optical connector interfaces
2
At constant wavelength, temperature, SOP
3
Output power > - 50 dBm, input power ≤ +17 dBm, for input power > +17 dBm add typically ±0.01 dB
4
SOP constant; temperature constant and within 23 °C ± 5 °C; for input power ≤ +10 dBm attenuation
nominal
= attenuation
display
for input power > 10 mW and 1500 nm < λ < 1600 nm apply correction: attenuation
nominal
= attenuation
display
(1+0.0002 · (P[mW] - 10) ·
(λ[µm] - 1.5))
5
For λ = 1550 nm ± 15 nm and for input power ≤ +10 dBm; typically ± 0.1 dB for 1250 nm < λ < 1650 nm
6
For stepsize < 1 dB; for full range typically < 6 s
7
Wavelength constant; SOP constant; temperature constant and within 23 °C ± 5 °C, output power >-60 dBm, input power ≤ +17 dBm,
for input power > +17 dBm add ±0.02 dB
8
For λ = 1550 nm ± 15 nm with reference connectors
9
Temperature constant and within 23 °C ± 5 °C
10
Exposure time < 2h