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Specifications
Table 1
Variable optical attenuator modules for single mode applications
Connectivity
Fiber type
Wavelength range
Attentuation range
Resolution
1
Repeatability
1, 2, 3, 4
Accuracy (uncertainty)
5
Settling time
Transition speed
1, 4, 6, 8
Attenuation flatness
7
Spectral ripple
2, 4, 9, 10
Insertion loss
1, 4,11
Insertion loss flatness
2, 9, 11
Polarization dependent loss
Polarization extinction ratio
9, 11
Return loss
13
Maximum input power
Shutter isolation
Dimensions (H x W x D)
Weight
Recommended recalibration period
Operating temperature
Humidity
Warm-up time
Agilent 81570A, 71A, 76A, 77A & 78A Variable Optical Attenuators, Eigth Edition
81570A
straight connector
versatile interface
9/125 µm SMF28
1200-1700 nm
0-60 dB
0.001 dB
±0.01 dB
±0.1 dB
typ. 100 ms
typ. 0.1 ... 12 dB/s
< ±0.07 dB (typ. ±0.05 dB) for 1520 nm < λ < 1620 nm
typ. ±0.10 dB for 1420 nm < λ < 1640 nm
typ. ±0.003 dB
typ. 0.7 dB excluding connectors
< 1.6 dB (typ. 1.0 dB) including connectors
typ. ±0.1 dB for 1420 nm < λ <1615 nm
< 0.08 dBpp (typ. 0.03 dBpp)
N/A
typ. 45 dB
+ 33 dBm
typ. 100 dB
75 mm x 32 mm x 335 mm (2.8" x 1.3" x 13.2")
0.9 kg
2 years
10 °C - 45 °C
Non-condensing
30 min.
81571A
angled connector
versatile interface
9/125 µm SMF28
11
typ. 57 dB
Specifications
43
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